US2676822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling device with single actuating sleeve
Assignee: Interlock Corp
•
Filing: 1948-12-21
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Granted: 1954-04-27
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Expires: 1968-12-21
Abstract
No abstract record available.
Inventors
- 👤 Henry J Modrey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:26
CPC Classifications
B; B25; B25B; B25B31/00; B25B31/005; A; A44; A44C; A44C5/00; A44C5/18; A44C5/20; A44C5/2057; A44C5/2061; F; F16; F16B; F16B19/00; F16B19/04; F16B19/08; F16B19/10; F16B19/1027; F16B19/1036; F16B19/109; F16G; F16G15/00; F16G15/04; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45471; Y10T24/45482; Y10T70/00; Y10T70/80; Y10T70/8432; Y10T70/8676; Y10T70/8703
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2187929A
Cited
US2276498A
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US2256634A
Cited
US2423250A
Cited
US2464543A
Cited
US2427297A
Cited
US2465328A
Cited
US2508767A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-26 | 1957-10-26 | 1958-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-26 | 1961-10-26 | 1962-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-26 | 1965-10-26 | 1966-04-27 | $7700.00 | Window Closed / Lapsed |