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Practice Areas
- Covered Business Method Proceedings
- Derivation Proceedings
- Design Patents Practice
- Ex Parte Reexaminations
- Expedited Patent Examination
- Foreign & PCT Patent Filing
- Inter Partes Review
- Patent Landscaping and Risk Analysis
- Patents
- Pharmaceutical Patent Services
- Post Grant Practice
- Product Clearance
- Utility, Design, and Plant Patent Filing with the USPTO
Legal 500 US Top Tier Intellectual Property Law Firm 2022
Cantor Colburn has been recommended as a Top Tier Firm by the Legal 500 United States 2022 in Intellectual Property for Patents: Prosecution (including re-examination and post-grant proceedings). Cantor Colburn has been recognized for this highly selective honor for more than a decade.
The Legal 500 states that the firm "has established itself as one of the largest IP boutique firms in the US. Also operating from its offices in Troy, Atlanta, Houston and Detroit, the group enjoys a solid reputation for its prosecution practice, thanks to its thriving activity in the US, which they complement with the work for clients from Korea, Japan, China, Europe, the Middle East, India and Australia. In addition, the practice is also well versed in post-grant proceedings."
The Legal 500's report includes client testimonials:
‘Cantor Colburn offers top-notch legal services at very reasonable rates. The attorneys are hard-working, very responsive, and proficient in various areas of IP law. They work long hours to get things done in time for their clients.’
‘Bryan Zerhusen is a very knowledgeable attorney both in the technical field and patent law. Bryan is a person to go to for any patent work related to biologics and due diligence advice.’
