Description
Class B21F : WORKING OR PROCESSING OF WIRE
Subclass 3/027: Coiling wire into particular forms helically with extended ends formed in a special shape, e.g. for clothes-pegs
B21F 3/027
Sub-Class
Stats
- 3 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- 3 Total Patent Owners
- 11 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 9744584 | Hot formed coiling machine | Mar 27, 14 | Aug 29, 17 | DAE WON KANG UP CO., LTD. |
| 9682417 | Bending device and spring manufacturing machine | Jan 20, 15 | Jun 20, 17 | Shinko Machinery Co., Ltd. |
| 6000265 | Spring manufacturing apparatus | Jun 08, 98 | Dec 14, 99 | KABUSHIKI KAISHA ITAYA SEISAKU SHO |
Recent Publications
Not Available
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 29 Months (last 2 years Issuances)
- 29 Months (last 5 years Issuances)