Patent US3422502A successfully refreshed from Google Patents.
US3422502A
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Overload-release coupling
Assignee: Norco Inc
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Filing: 1967-08-25
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Granted: 1969-01-21
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Expires: 1987-08-25
Abstract
No abstract record available.
Inventors
- 👤 John J Mccarthy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:57
CPC Classifications
F; F16; F16G; F16G11/00; F16G11/10; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45602; Y10T24/45723; Y10T24/45743; Y10T24/45775; Y10T24/45812; Y10T403/00; Y10T403/59; Y10T403/599; Y10T403/60; Y10T403/606
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |