IP Registry
Indian Patent Office (IPO)
Controller General of Patents, Designs & Trade Marks — offices in Delhi, Mumbai, Chennai & Kolkata
Key Legislation
Patents Act, 197020-yr term
Trade Marks Act, 199910-yr renewable
Copyright Act, 1957Author's life + 60 yrs
Designs Act, 200010+5-yr term
Patents
Patent Practice in India
Filing requirements, timelines, and key deadlines for patent protection in India.
Key Facts & Timelines
PCT memberYes — 30-month national phase
Conventional priority deadline12 months from first filing
Examination requestWithin 48 months of filing
Patent term20 years from filing date
Prosecution timeline3–5 years typical
Trademarks
Trademark Practice in India
Brand protection, filing procedures, and opposition windows under India's trade marks regime.
Key Facts & Timelines
Madrid ProtocolMember
Filing basisSingle or multi-class (Nice classification)
Opposition window4 months from acceptance
Registration term10 years, renewable
Industrial Designs
Design Protection in India
Protecting the visual appearance of your products under India's design registration framework.
Key Facts & Timelines
Paris Convention priority6 months from first filing
Initial protection10 years from registration
Maximum term15 years (one renewal of 5 years)
Our Services
What We Handle in India
S. Kumar & Co. provides end-to-end IP services in India with coordinated filing from our New Delhi headquarters.
Available Services
Patent Drafting & FilingPatent Prosecution & ExaminationPatent Opposition & AppealsPCT & Paris Convention FilingsTrademark Search & ClearanceTrademark Registration & OppositionMadrid Protocol ApplicationsCopyright RegistrationIndustrial Design ProtectionIP Litigation — Delhi High CourtIP Portfolio ManagementIP Licensing & Technology Transfer