D. P. Ahuja & Co advises on the full spectrum of intellectual property matters, including patents, trademarks, designs, and copyright. The team supports technology companies, consumer brands, manufacturers, and research organizations with strategies to secure, maintain, and commercialize their IP portfolios across key markets.

Its practitioners handle prior art and clearance searches, drafting and filing applications, prosecution before registries, oppositions and cancellations, and portfolio management. Where disputes arise, the firm coordinates enforcement and anti-counterfeiting programs, collaborates with investigators, and works with litigation counsel to protect rights and market share.

Client service emphasizes responsive communication, plain-English reporting, disciplined docketing, and predictable budgeting. Matters are staffed with attorneys and patent agents suited to the technology at issue, and the firm leverages established relationships with foreign associates to manage regional and global filing programs efficiently.

About D. P. Ahuja & Co
Practice areas
Lawsuits & Disputes
Business
Corporate & Commercial
Banking & Finance
Energy, Environment & ESG
Criminal Defense
Intellectual Property

Languages spoken
English

ASK A FREE QUESTION

Free • Anonymous • Expert Lawyers

Need Personal Legal Help?

Connect with experienced lawyers in your area for personalized advice on your specific situation.

Free consultation • No obligation

Practice areas

Lawsuits & Disputes

Professional legal services in Lawsuits & Disputes.
ADR Mediation & Arbitration
Appeal
Class Action
General Litigation
Ethics and Professional Responsibility
Antitrust Litigation
Commercial Litigation
Restructuring & Insolvency

Business

Professional legal services in Business.
FDA Law
Accounting & Auditing
Communications & Media Law
Employer
Health Care
International
Legal Document
New Business Formation
Office Solutions
Tax

Corporate & Commercial

Sanctions & Export Controls
Private Equity
Corporate Governance
Administrative
Admiralty & Maritime
Agriculture
Antitrust
Aviation
Business Registration
Contract
Due Diligence
Franchising
Gaming
Government Contract
Licensing
Merger & Acquisition
Transportation
Venture Capital
Nonprofit & Charitable Organizations
International Trade Law
Government Relations & Lobbying
Cannabis Law

Banking & Finance

Project Finance
Funds & Asset Management
Public-Private Partnerships (PPP)
Sustainable Finance
Equity Capital Markets
Debt Capital Markets
Acquisition / Leveraged Finance
Structured Finance
Investment
Securities
Financial Services Regulation
Tax Increment Financing

Energy, Environment & ESG

Environmental Law & Compliance
Oil, Gas & Energy
ESG Advisory & Compliance
Renewable & Alternative Energy
Water Law
Climate Change Law
Energy Regulatory Law
Mining Law

Criminal Defense

Professional legal services in Criminal Defense.
Arrests & Searches
Bail Bond Service
Criminal Litigation
Drug Crime
Drunk Driving
DUI & DWI
Juvenile Law
Sex Crime
Speeding & Traffic Ticket
White Collar Crime

Intellectual Property

D. P. Ahuja & Co advises on patent, trademark, design, and copyright protection from initial clearance through registration and ongoing maintenance. The team prepares and files domestic and international applications, prosecutes matters before IP offices, manages oppositions and cancellations, and oversees licensing and portfolio strategy. Clients receive pragmatic advice on freedom-to-operate, invalidity and infringement risks, brand protection, and anti-counterfeiting actions, with coordinated support for cross-border filings and enforcement.

Similar lawyers in Kolkata

Legal Activist
Kolkata, India

Founded in 2000
50 people in their team
Hindi
English
About UsWe specializes in services for  Divorce Cases, Criminal law, Bail matters, Corporate Law intellectual property rights, patents, trademarks, copyrights and many more fields through our highly trained professionals in Kolkata. We, Legal Activist - Best Lawyers Kolkata, situated at Park...

Founded in 2011
50 people in their team
Hindi
English
Sarkar Legal services is an eminent law firm in Kolkata catering multiple legal services to the Indian citizens. Proficient lawyers, experienced attorneys, notaries and other legal associates of the Indian apex court form the backbone of this judicial enterprise. We are the renowned full services...
KHA ADVOCATES
Kolkata, India

Founded in 2000
10 people in their team
Hindi
English
KhA AdvocatesKhA Advocates is recognized as a fastest growing  law firm in West Bengal providing legal services to several corporates, companies, institutions, Partnership Firms, Promoters, Individuals. Our practice is organized along service lines and sector specialization. We focus on our...