As of February 2026, the Geyser Patent Attorney Directory contains 127 patent practitioners with verified filing records in Mechanical Metal-Working (CPC B21). These practitioners have filed a combined 14 patent applications, of which 8 have been granted, a 57.1% allowance rate.
How 127 Mechanical Metal-Working practitioners score on PatentFit
Annual patent filings in CPC B21
Firms with the most Mechanical Metal-Working patent filings
Search the full Geyser directory to see individual practitioners ranked by PatentFit Score for your specific technology.
Search Metal Working Attorneys on GeyserPatent filings in metal forming, pressing, forging, and mechanical working processes.
View CPC definition ↗As of February 2026, the Geyser Patent Attorney Directory database contains 127 patent practitioners with verified filing records in Mechanical Metal-Working (CPC B21). These practitioners have filed a combined 14 patent applications in this technology area, with 8 granted (57.1% allowance rate).
The allowance rate for patent applications classified under Mechanical Metal-Working (CPC B21) is 57.1% in our database. The USPTO-wide average is approximately 61.6%. Practitioners with high PatentFit Scores in this area significantly outperform this average.
The Geyser Patent Attorney Directory analyzes 127 practitioners with proven filing records in Mechanical Metal-Working. Of these, 0 have PatentFit Scores rated "Strong" or "Exceptional," indicating deep specialization. You can search for your specific technology match on our directory.
PatentFit is a composite score (0-100) measuring how well a practitioner's actual filing record aligns with a specific technology area. It combines Specialization Depth (35%), Allowance Rate (25%), Filing Recency (20%), and Experience (20%). Full methodology at https://patentgeyser.com/methodology.
No. Patent practitioners are registered with the USPTO, a federal agency with nationwide jurisdiction. A patent attorney in any U.S. state can file and prosecute patent applications for inventors located anywhere. What matters is their proven expertise in your specific technology area.