US2930635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid coupling connection with contractible sleeve
Assignee: Individual
•
Filing: 1957-02-04
•
Granted: 1960-03-29
•
Expires: 1977-02-04
Abstract
No abstract record available.
Inventors
- 👤 George V Woodling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:15
CPC Classifications
F; F16; F16L; F16L19/00; F16L19/08; F16L19/10; F16L19/106
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2233214A
Cited
US2452890A
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US2452278A
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US2544108A
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US2644700A
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US2613959A
Cited
US2640716A
Cited
US2579529A
Cited
US2641487A
Cited
US2693374A
Cited
US2695796A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-29 | 1963-09-28 | 1964-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-29 | 1967-09-28 | 1968-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-29 | 1971-09-28 | 1972-03-29 | $7700.00 | Window Closed / Lapsed |