Patent Attorneys in Clayton, Missouri
2 patent professionals
Updated April 2026
How much does a patent cost in Clayton?
Get a personalized estimate based on your invention type, timeline, and entity size.
Patent Attorneys in Clayton
Duffy Law Firm, LLC
Clayton, MODuffy Law Firm, LLC A member of the Million Dollar Trial Lawyers Association.
Harness IP
Clayton, MOHarness IP’s team of trademark and patent attorneys serve clients in all areas of intellectual property law, including...
Also Serving Clayton
Nearby patent professionals who may serve the Clayton area.
Grace J. Fishel - Intellectual Property Lawyer
St. Louis, MOGrace J. Fishel, Intellectual Property Lawyer, is a practice working with clients in St. Louis, MO.
Evans & Dixon, LLC
St. Louis, MOEvans and Dixon, LLC is a business law firm based in St. Louis, MO and serving NE, IA, KS, IL and MO.
CreatiVenture Law
St. Louis, MOExperienced IP attorney with expertise in all areas of IP law in corporate and private practice. USPTO registered.
Wallach & Associates, P.C.
Chesterfield, MOBUSINESS & REAL ESTATE EXPERTS Wallach & Associates, P.C., provides comprehensive real estate and business law attorney...
Anthony G. Simon, Attorney at Law
St. Louis, MO2025 Best Law Firms® Awarded the following national & regional rankings: National Tier 2 Mass Tort Litigation / Class...
Frequently Asked Questions
How much does a patent attorney cost in Clayton?
We don't have enough local pricing data for Clayton yet. The national average for a provisional patent is $3,500 and a utility patent is $8,000. Use our cost calculator to estimate costs for your specific invention.
How many patent attorneys are in Clayton, Missouri?
There are 2 patent professionals listed in Clayton, MO. This includes patent attorneys, patent agents, and intellectual property law firms.