US3176257A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bracket for holding trailer plugs of tractor-trailer vehicles
Assignee: Cole Hersee Co
•
Filing: 1963-03-08
•
Granted: 1965-03-30
•
Expires: 1983-03-08
Abstract
No abstract record available.
Inventors
- 👤 Angelo J Introvigne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:24
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA505078A
Cited
US894703A
Cited
US866105A
Cited
US2344739A
Cited
US2451982A
Cited
US2658185A
Cited
US3029406A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |