Patent US2972491A successfully refreshed from Google Patents.
US2972491A
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Hydraulic quick disconnect
Assignee: Gabriel Co
•
Filing: 1956-08-03
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Granted: 1961-02-21
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Expires: 1976-08-03
Abstract
No abstract record available.
Inventors
- 👤 Victor C Dutton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:12
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/24; F16L37/244; F16L37/252; F16L37/08; F16L37/10; F16L37/101; F16L37/28; F16L37/30; F16L37/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US221153A
Cited
FR887025A
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US1002774A
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US1541139A
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US1580694A
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US1673338A
Cited
US1761352A
Cited
US1857420A
Cited
US2665928A
Cited
US2648553A
Cited
US2804319A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-02-21 | 1964-08-22 | 1965-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-02-21 | 1968-08-22 | 1969-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-02-21 | 1972-08-22 | 1973-02-21 | $7700.00 | Window Closed / Lapsed |