Description
Class B21F : WORKING OR PROCESSING OF WIRE
Subclass 3/12: Coiling wire into particular forms of interconnected helical springs
B21F 3/12
Sub-Class
Stats
- 6 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- 4 Total Patent Owners
- 31 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12150649 | Endovascular coil and method for making the same | Sep 13, 20 | Nov 26, 24 | Avantec Vascular Corporation |
| 11590557 | Wire forming apparatus | Mar 19, 21 | Feb 28, 23 | KABUSHIKI KAISHA ITAYA SEISAKU SHO |
| 10105800 | Apparatus and method for manufacturing coil screens | Aug 21, 15 | Oct 23, 18 | Karl Mayer Textilmaschinenfabrik GmbH |
| 9718114 | Wire forming apparatus | Sep 16, 14 | Aug 01, 17 | KABUSHIKI KAISHA ITAYA SEISAKU SHO |
| 9273742 | Coil springs with complex coil configurations, assemblies with coil springs, and related methods | Jan 27, 14 | Mar 01, 16 | BAL SEAL ENGINEERING, INC. |
| 8371147 | Apparatus and method for the manufacture of a spring unit | Jan 09, 12 | Feb 12, 13 | Trickett, David, Truckett, David, |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0009,360 | DYNAMIC MANDREL FOR INDUCING STRESS INTO AN EMBOLIC COIL | Sep 19, 24 | Jan 09, 25 | Not available |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 23 Months (last 2 years Issuances)
- 23 Months (last 5 years Issuances)