Best Patent Attorneys & Registered Patent Agents in Chennai
Patent Attorney Worldwide Private Limited is an Intellectual property (IP) firm in India that helps Individuals and companies in the registration and protection of their Intellectual Properties including Patents, Trade Marks, Copyrights, and Designs in India and worldwide.
For clients like , individual inventors, businesses, academic insitutions and Indutries and IT firms in Chennai and surrounding industrial regions, we provide end-to-end patent services led by registered patent agents and experienced patent attorneys, ensuring your innovation is protected with legal precision and commercial foresight.
Transparent, Reliable & Result-Oriented Patent Practice
Our mission is to be the most Transparent and Reliable intellectual property (IP) firm that specializes in helping inventors, businesses, and firms swiftly transition from the idea stage to the granted patent stage , without confusion, hidden costs, or avoidable legal risks.
Transparency is at the core of our values. We believe in open and clear communication with our clients, ensuring they are well informed throughout the entire IP process.
We believe clients should fully understand:
- whether their invention is patentable,
- what strategy is being followed,
- how much it will cost,
- and what timelines realistically look like.
This approach has helped us build long-term trust with over 1,800 clients across India and internationally.
Our strength is our exceptional people and that makes a significant difference for you as a client. We have a team of registered patent agents and patent attorneys along with IP professionals who have extensive experience in handling patent drafting, patent prosecution, office actions, and Hearings at the Indian patent office along with other jurisdictions like US, UK , EPO, Canada, and other relevant countries.
Patent attorney Chennai Office
Patent Attorney Worldwide Private Limited Pune – Chennai Office:
Chamber No. 108 1st Floor, Primus Building (Awfis Spero Primus), Door No. SP – 7A, Guindy Industrial Estate, SIDCO Industrial Estate, Guindy Chennai 600032
Experienced IP professionals – Global Reach
Our strength is our exceptional people and that makes a significant difference for you as a client. We have a team of registered patent agents and patent attorneys along with IP professionals who have extensive experience in handling patent drafting, patent prosecution, office actions, and Hearings at the Indian patent office along with other jurisdictions like US, UK , EPO, Canada, and other relevant countries.
Prasad Karhad Founder & Director IN/PA 2352 17+ Years
Naveen Kumar Senior IP Consultant IN/PA 4682 10+ Years
Sam Pierce US Patent Atttorney Wharton&UCLA Law
Amar Gite Patent Consultant INPA 2559 13+ years
Adv. Dhanaji Waghmare Trademarks & Copyrights 13+ years
Santosh Sangle Patent consultant IN/PA 4751 700+ IP Projects
Prachi Kulkarni Filing & Docketing specialist 5+ years in IPR
Priyadharshini Jai Shankar Patent Associate 5+ Years research & IP
Smendra Patil Registered Patent agent 12+ years Masters in IP
Dr. Runjhun Tandon IP consultant INPA 3208 20+ years in IP
We aim to be the “highest-quality” and “result-oriented firm” that works and grows by efficient and always improving business systems, SOPs, and working procedures providing a great work culture for our team and predicable world-class results for our clients.
Detailed Team profiles are mentioned below
We aim to be the “highest-quality” and “result-oriented firm” that works and grows by efficient and always improving business systems, SOPs, and working procedures providing a great work culture for our team and predicable world-class results for our clients.
One of our key strengths is our ability to help and handhold inventors through step-by-step guidelines, videos, and systems, ensuring a smooth journey from the idea stage or early stage of the invention to the grant of a patent in the quickest time possible. We focus on saving our clients from errors, rework efforts, and unnecessary costs. Our systems are specifically designed to expedite the process and reach early grant of patents.
Detailed guides, articles and videos explaining every step of complete Patent Lifecycle
- From idea to invention disclosure
- Novelty search
- Patent drafting – Writing patent application
- Filing patent application
- Publication of application
- Request for examination (RFE)
- Examination of application
- Response to objections or First Examination Report
- Attenting Hearing
- Grant of patent
Being a relatively new firm, we understand the value of being cost-effective (saving costs) for our clients. We are committed to working in your favor to save costs and we would be the most honest and reliable people you would work with who would always work and bargain in your favor for saving costs and using budget effectively throughout the patent process. We have shared a trasperent pricing structure on our website check cost of filing patent in india
Team of Registered Patent Agents & Patent Attorneys
Our strength lies in our people.
We have a multi-disciplinary team of registered patent agents, patent attorneys, and IP professionals with extensive experience in:
- Patent drafting (provisional & complete specifications)
- Patent prosecution & office action responses
- Hearings before the Indian Patent Office
- Patent analytics (FTO, invalidity, landscape analysis)
- Global patent filings (US, UK, Europe, Canada, Australia, Japan, and more)
Our team handles inventions across mechanical, electronics, software, AI/ML, medical devices, automobile, semiconductor, biotechnology, and industrial technologies — making us especially well-suited for Pune’s manufacturing, engineering, and startup ecosystem.
Our People is the Difference
Registered Patent Agent | Intellectual Property Strategist | Founder at Patent Attorney Worldwide Pvt. Ltd.
Prasad Karhad is a Registered Patent Agent (IN/PA 2352) with the Indian Patent Office, Government of India, and the Founder & Director of Patent Attorney Worldwide Private Limited, an intellectual property consulting firm assisting innovators, startups, research institutions, and companies in protecting and commercializing their innovations.
With over 17 years of experience in Intellectual Property Rights (IPR), Prasad has worked extensively with inventors, entrepreneurs, startups, technology companies, and educational institutions to help them identify patentable innovations and transform ideas into strategically protected intellectual assets.
Over the course of his career, he has assisted 1,800+ clients and has had 15,000+ interactions with inventors, guiding them through the complex process of patent protection, intellectual property strategy, and innovation commercialization.
His work focuses on helping innovators protect breakthrough technologies, build valuable patent portfolios, and create long-term competitive advantage through intellectual property.
- Prasad is the Author of multiple books like :
- best-selling book on “How to patent an idea in India” which has been selected as the “Memorable Business Book of 2018” by Amazon !!!
- “How to patent an Idea in US : From idea to granted Patent in quickest time… ”
- ” How to patent an Idea in UK : From idea to granted patent in quickest time …. “
- Books from Prasad Karhad are included in syllabus of many educational institutions as a text book or as a reference book on subject Intellectual property rights and Patents
- Text book : BA.LLB (HONS) – VII-Semister Patent Laws and technology transfer at Vignan’s Foundation for Science, Technology and Research Link here
- Reference Book : Government College of Engineering, Aurangabad (page 13) Link here
- Reference book : Kakatiya Institute of Technology & Science, Warangal (page 26) link here
Details about Prasad Karhad https://patentattorneyworldwide.com/in/about-prasad-karhad
Prasad has worked in Fields (domains) : Information Technology, Computer science, AI (artificial intelligence), Machine learning, Software/applications, Electronics, Electronics and Telecommunications, Mechanical, Electro-mechanical, Medical devices, Semiconductor, Instrumentation, Automobile, Electrical and other domains.
Patent-related skills:
Patent drafting, Provisional and complete specification, Claim drafting,
Novelty search, Patent invalidity search, Freedom to operate search (FTO), Patent claim chart preparation/claim analysis, Patent infringement analysis, Office Action Responses, hearing, patent licensing, patent commercialization (monetization), Business Development, etc.
Author of a best-selling book on “How to patent an idea” which has been selected as “Memorable business book of 2018” by Amazon !!!
Video about How these 7 Misbeliefs About Patents are stopping you from Future Profits and Overcoming Competition
Workshop or Seminar on Patent: From Idea / Invention to Granted Patent by Prasad Karhad
Video : Workshop or Seminar on Patent: From Idea / Invention to Granted Patent by Prasad Karhad
Session on Patents and Copyrights by Prasad Karhad at International Centre for Automotive Technology (ICAT) Government of India
A highly engaging session on “Patents and Copyrights” at International Centre for Automotive Technology (ICAT) Government of India.
Naveen Kumar – Senior IP Consultant
Naveen Kumar (IN/PA-4682) is a registered Indian Patent and Design Agent with a strong academic background in biotechnology and intellectual property law, holding a bachelor’s degree in Biotechnology and a PG Diploma in IPR from the Indian Law Institute. His technical expertise spans life sciences, nanoscience, chemical engineering, electronics, telecommunications, and computing technologies.
With hands-on experience at DRDO and a deep understanding of patent and design law, Naveen specializes in patent drafting, prosecution, invalidation strategies, landscape analysis, and freedom-to-operate assessments. He has successfully guided over 80 startups in securing their intellectual property, conducting due diligence, and navigating the IP landscape to protect their innovations.
Technical Expertise
- Life science and Nanoscience;
- Chemical Engineering;
- Electrical and mechanical engineering;
- Automobile;
- Electronics & Communication;
- Telecommunication and Computing technologies
- Software, Blockchain & NFT, AR/VR/MR, and ML & DL.
Patent Service
- Patent Drafting (US, EP, India, UK, Australia)
- Patent Prosecution (FER, Office Action responses for USPTO, EPO & other major patent offices)
- Patent Analytics (Due diligence, FTO, Invalidity, EoU, Landscape, Novelty Searches, Claim Charts)
Sample Patents
IN202241043474, IN201717024538, IN202421032227, WO2024241349A1, WO2024236601A1
Ms. Priyadharshini J – Patent Associate
Ms. Priyadharshini J is a Patent Associate with a strong technical background in biotechnology and food technology. She holds a B.Tech in Biotechnology from Raja Lakshmi Engineering College and an M.Tech in Food Technology from Anna University, Chennai. She has also completed research projects at CSIR–CLRI and gained two years of industry experience as a Research Assistant at FibSol Life Technologies Pvt. Ltd., where she worked on collaborative R&D projects, product quality control, and formulation development.
At Patent Attorney Worldwide Pvt. Ltd., she manages the end-to-end patent prosecution process across biotechnology, life sciences, and related domains. Her expertise includes drafting high-quality patent applications, analysing First Examination Reports (FERs), and preparing strategic responses to secure favourable outcomes. She collaborates closely with inventors and R&D teams to translate complex scientific innovations into clear, precise patent claims and specifications.
With her strong scientific foundation and meticulous approach, Priyadharshini plays a key role in strengthening the firm’s patent drafting and prosecution capabilities.
Areas of Expertise:
- Patent Drafting (Biotechnology, Life Sciences & Food Technology)
- Patent Prosecution & FER Analysis
- Preparation of Technical Specifications and Patent Claims
- Strategic Response Drafting for Office Actions
- Invention Disclosure Review & Inventor Collaboration
- Prior Art Interpretation & Technical Analysis
- R&D Product Development and Formulation Expertise
- Quality Control & Laboratory Practices
- Collaboration on Joint Research and Technology Projects
Check details about all patent attorneys profiles and team members at our About us Page
Cost-Effective, Honest & Client-First Approach
Having conducted 15,000+ invention discussions, calls, and meetings over 17+ years, we understand exactly where inventors tend to get stuck — even before they realize it themselves.
We proactively address:
- common doubts,
- fear of disclosure,
- cost concerns,
- and decision paralysis.
All initial discussions, patentability opinions, and first consultations are free of cost.
We also sign a Non-Disclosure Agreement (NDA) before any detailed technical discussion, ensuring complete confidentiality of your invention.
Our focus is always on:
- using your budget effectively,
- avoiding unnecessary filings,
- and working in your long-term commercial interest.
check our trasperent pricing at Cost of filing patent in India Page
Serving Inventors, startups, researchers & Industrial Businesses In Chennai
We actively work with clients across:
- Chennai City
- Ambattur Industrial Estate
- Guindy Industrial Area
- Sriperumbudur
- Oragadam Industrial Corridor
- Chengalpattu
- OMR / IT Corridor (Sholinganallur, Perungudi, Taramani)
- Tambaram, Avadi, Ennore, Thiruvallur, and nearby industrial zones
These regions host strong clusters in automotive & auto components, electronics & semiconductors, manufacturing, heavy engineering, medical devices, IT & software, AI/IoT, clean energy, chemicals, and precision engineering—areas where patent strategy is critical for long-term competitiveness.
Let’s Connect
If you have an idea, invention, or intellectual property query,
let’s start with a short, no-obligation discussion.
We’ll help you identify:
- the best patent strategy,
- the fastest lawful route to filing, and
- the most cost-effective way to protect and monetize your innovation.
Book a consultation with a registered patent agent in Pune today.
18+ years experience | 1,800+ clients | Handled 5000+ IP matters | 25+ IP professionals
Countries : India . United States . United Kingdom . Europen countries . Australia . Japan . Canada . etc…
Book Free Patent Consultation . Contact number : +91 8975533075 . WhatsApp Consultation
Office locations : Pune, Delhi, Mumbai, Bangalore
- Mobile : +91 8975533075
- India 1 : +91 2250165074
- India 2 : +91 2250165075
- USA : + 1 917 7648770
- Australia : + 61 29 1465088
- Canada : +1 647 5587505
- UK : +44 2032899077
india@patentattorneyworldwide.com
Country: United States India United Kingdom Europen countries Australia Japan Canada blog
- For over 18 years, Prasad has helped protect the intellectual property rights (IPR) of more than 1800 clients, and 15000+ inventor interactions, including individuals, entrepreneurs, and educational institutes. This includes patents, trademarks, designs, and copyrights.
- Patent Facilitator under Startup India initiative of Government of India
- Bachelor’s degree in Electronics and Telecommunication Engineering
- Extensive experience handling inventions across multiple technology sectors including AI & Machine Learning, Software and IT, Blockchain & FinTech, Electronics, Mechanical and Automotive technologies, Medical Devices, Semiconductors, Electrical systems, and Industrial Automation.
- Author of multiple books on patents used as reference books by institutes, including “How to Patent an Idea in India”, recognized by Amazon as a “Memorable Business Book of 2018”
- links to all videos - August 6, 2025