US3142972A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Misalignment coupling
Assignee: Bunting Brass and Bronze Co
•
Filing: 1962-09-10
•
Granted: 1964-08-04
•
Expires: 1982-09-10
Abstract
No abstract record available.
Inventors
- 👤 Jr David C Spaulding
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:56
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/16; F16D3/18; F16D3/185
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1098101A
Cited
US1328449A
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GB201873A
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US2045030A
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US2682760A
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US2922294A
Cited
US2893222A
Cited
US3017756A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-04 | 1968-02-03 | 1968-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-04 | 1972-02-03 | 1972-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-04 | 1976-02-03 | 1976-08-04 | $7700.00 | Window Closed / Lapsed |