US2638762A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Overload release coupling
Assignee: Individual
•
Filing: 1947-07-22
•
Granted: 1953-05-19
•
Expires: 1967-07-22
Abstract
No abstract record available.
Inventors
- 👤 Robert C Rayner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:16
CPC Classifications
A; A01; A01K; A01K89/00; A01K89/015; A01K89/0183; A01K89/01903; A01K89/01906; F; F16; F16D; F16D43/00; F16D43/02; F16D43/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US691073A
Cited
US923043A
Cited
GB121115A
Cited
US1441643A
Cited
US1777829A
Cited
US2090411A
Cited
US2271883A
Cited
US2329381A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-18 | 1956-11-17 | 1957-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-18 | 1960-11-17 | 1961-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-18 | 1964-11-17 | 1965-05-19 | $7700.00 | Window Closed / Lapsed |