Description
MAKING CHAINS (making chains or chain links by casting B22D 25/02; chains in general F16G)
B21L
Technology
Sub-Class
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- 1 78 US PATENTS IN FORCE
- 7 US APPLICATIONS PENDING
- 208 Total Patent Owners
- 442 TOTAL INVENTORS
Subclasses
| Subclass | Title |
|---|---|
| 1/00 | Making chains or chain links by bending workpieces of rod, wire, or strip to form links of oval or other simple shape (B21L 3/00, B21L 7/00 take precedence) |
| 1/02 | Making chains or chain links by bending workpieces of rod, wire, or strip to form links of oval or other simple shape (B21L 3/00, B21L 7/00 take precedence) by bending the ends of the workpieces to abut |
| 1/04 | Making chains or chain links by bending workpieces of rod, wire, or strip to form links of oval or other simple shape (B21L 3/00, B21L 7/00 take precedence) by bending and interconnecting the ends of the workpieces with or without separate jointing members |
| 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) |
| 3/02 | 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) Machines or devices for welding chain links |
Recent Patents
Not AvailableRecent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2015/0224,565 | TOOL FOR CONNECTING AND DISCONNECTING CONVEYING CHAIN AND METHOD | Jun 24, 14 | Aug 13, 15 | RAMSEY PRODUCTS CORPORATION |
Top Owners in This Class
Top Owners in This Subclass
Applications Filed in This Class - By Year
Applications Filed in This Subclass - By Year
Patents Issued To Date - By Filing Year
Average Time to Issuance
- 25 Months (last 2 years Issuances)
- 25 Months (last 5 years Issuances)
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