Filing Requirements

Filing Type: Direct Filing Direct Filing
Deadline: 12 months
Power of Attorney: Yes*
Assignments: No
Language: English
Excess Claims Fee: Yes
Examination Request: Deferred
Country Notes: * Power of Attorney forms need to be filed, but neither notarization or legalization is required. If the forms cannot be submitted at the time of filing, it is possible to file them late (at a cost), within three months from the date of filing.

• A certified copy of the Priority Document and its notarized English translation (in case of non-English language) are required at the time of filing the application. Late filing of these documents is possible within three months from the application filing date but will result in a late fee, invoiced by the agent.

Kan & Krishme

Established: 1990

Number of Professional Staff: 75

National Phase Entry RWS PCT agent in India and Sri Lanka
Direct Filing RWS Direct (Paris Convention) agent in Bangladesh, India, Pakistan and Sri Lanka

Kan & Krishme (KNK) represents clients which includes individuals, small to big companies, academic institutions and research bodies. The firm’s head office is in New Delhi with branch offices in Mumbai, Chennai and Kolkata with associated offices in Pakistan, Bangladesh, Sri Lanka, Bhutan, Nepal, Maldives, Myanmar & Brunei.

KNK has a cocktail of young and senior professionals who have both technical and legal qualifications and are adroit in handling not only Patent matters but also Trademarks, Industrial designs, Trade secrets, novelty and infringement searches, FTO (Freedom to operate), including Media & Entertainment Law, Sweepstakes and Promotions and Advertisement clearance.

KNK offers complete patent services from drafting and filing of Patent Applications to prosecuting applications and maintaining patents for the full term. The firm also provides a renewal reminders service, assignment deeds, filing oppositions, rendering advice, watching, investigating infringements and filing actions for infringement, opposition proceedings and revocation of patents as well as conducting searches.

The firm has been involved actively in numerous high profile Patent Litigations as well as Pre-grant and Post-grant opposition proceedings and have successfully protected the interests of its clients before Intellectual Property Appellate Board (IPAB).


• Biotechnology
• Ceramics
• Chemical Science
• Electrical
• Electronics
• Information Technology
• Mechanical
• Medical Devices
• Mobile Telecommunication
• Pharmaceutical
• Semiconductor Technology
• Textile Technology

Contact Information


B-483, KNK House, Meera Bagh,
Paschim Vihar,
New Delhi-110063