US3057246A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rivet fastener with symmetrically proportioned lock collar having tool engaging stop means
Assignee: Huck Manufacturing Co
•
Filing: 1957-11-18
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Granted: 1962-10-09
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Expires: 1977-11-18
Abstract
No abstract record available.
Inventors
- 👤 Harold G Brilmyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:48
CPC Classifications
B; B21; B21J; B21J15/00; B21J15/02; B21J15/022; F; F16; F16B; F16B19/00; F16B19/04; F16B19/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1489065A
Cited
US2381554A
Cited
US2355580A
Cited
US2395667A
Cited
GB588288A
Cited
US2467610A
Cited
US2764045A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |