Description
Class B21L : MAKING CHAINS
Subclass 3/00: Making chains or chain links by bending the chain links or link parts and subsequently welding or soldering the abutting ends (B21L 7/00 takes precedence)
B21L 3/00
Sub-Class
Stats
- 4 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- 4 Total Patent Owners
- 50 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12214416 | Laser weldable sterling alloy | Jul 13, 21 | Feb 04, 25 | James Avery Craftsman, Inc. |
| 8613486 | Bushing for a track-type undercarriage | Nov 04, 10 | Dec 24, 13 | CATERPILLAR INC. |
| 8367959 | Method and apparatus for treating subcutaneous histological features | Oct 24, 11 | Feb 05, 13 | MIRAMAR LABS, INC., MICROWAVE MEDICAL CORP., |
| 6543863 | Track shoe | Sep 08, 00 | Apr 08, 03 | BRADKEN RESOURCES PTY LIMITED |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0033,110 | LASER WELDABLE STERLING ALLOY | Oct 15, 24 | Jan 30, 25 | Not available |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 28 Months (last 2 years Issuances)
- 28 Months (last 5 years Issuances)