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Geyser Patent Attorney Directory

Data derived from public USPTO patent filing records and CPC codes. PatentFit Scores computed from practitioner-to-patent cross-reference analysis. See methodology.

Directory/Casting & Powder Metallurgy

Casting & Powder Metallurgy

B22

As of February 2026, the Geyser Patent Attorney Directory contains 522 patent practitioners with verified filing records in Casting & Powder Metallurgy (CPC B22). These practitioners have filed a combined 39 patent applications, of which 18 have been granted, a 46.2% allowance rate.

522
Practitioners
39
Patents Filed
18
Patents Granted
46.2%
Allowance Rate

PatentFit Score Distribution

522 practitioners

How 522 Casting & Powder Metallurgy practitioners score on PatentFit

Exceptional85-100
0(0%)
Strong70-84
0(0%)
Good50-69
30(6%)
Moderate30-49
314(60%)
Limited0-29
178(34%)

Filing Trend

Annual patent filings in CPC B22

1
15
3
17
8
18
3
19
3
20
1
21
3
22
11
23
3
24
2
25

Top Firms in Casting

Firms with the most Casting & Powder Metallurgy patent filings

1
Solo Practitioner
34 practitioners33 patents
2
HEWLETT-PACKARD COMPANY
2 practitioners8 patents
3
HP INC.
3 practitioners8 patents
4
HP, INC.
1 practitioners8 patents
5
LAW OFFICE OF MICHAEL DRYJA
1 practitioners8 patents
6
HEWLETT-PACKARD CO
1 practitioners8 patents
7
BROOKS, CAMERON & HUEBSCH, PLLC
1 practitioners8 patents
8
HP INC
1 practitioners8 patents

Find your top Casting & Powder Metallurgy match

Search the full Geyser directory to see individual practitioners ranked by PatentFit Score for your specific technology.

Search Casting Attorneys on Geyser

USPTO Art Units

211611 patents
21199 patents
21156 patents
21174 patents
21892 patents
21881 patents
21991 patents
24231 patents

Practitioners by State

SC78
CA54
MA41
MO29
TX28
NY23
MN22
GA22
AZ22
KS21
VA20
MI19
PA18
CT16
KY13

About CPC B22

Attorneys specializing in casting methods, foundry technology, and powder metallurgy.

View CPC definition ↗

Frequently Asked Questions About Casting & Powder Metallurgy Patent Attorneys

How many patent practitioners specialize in Casting & Powder Metallurgy?

As of February 2026, the Geyser Patent Attorney Directory database contains 522 patent practitioners with verified filing records in Casting & Powder Metallurgy (CPC B22). These practitioners have filed a combined 39 patent applications in this technology area, with 18 granted (46.2% allowance rate).

What is the allowance rate for Casting & Powder Metallurgy patents?

The allowance rate for patent applications classified under Casting & Powder Metallurgy (CPC B22) is 46.2% in our database. The USPTO-wide average is approximately 61.6%. Practitioners with high PatentFit Scores in this area significantly outperform this average.

How do I find the best patent attorney for my Casting & Powder Metallurgy invention?

The Geyser Patent Attorney Directory analyzes 522 practitioners with proven filing records in Casting & Powder Metallurgy. Of these, 0 have PatentFit Scores rated "Strong" or "Exceptional," indicating deep specialization. You can search for your specific technology match on our directory.

What is PatentFit and how does it help me choose a patent attorney?

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.

Does location matter when choosing a Casting & Powder Metallurgy patent attorney?

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.