US2862728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detachable coupling device with alignment means
Assignee: Textron Systems Corp
•
Filing: 1955-01-25
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Granted: 1958-12-02
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Expires: 1975-01-25
Abstract
No abstract record available.
Inventors
- 👤 Edward F Druschel
- 👤 William A Scanga
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:16
CPC Classifications
H; H01; H01P; H01P1/00; H01P1/04; H01P1/042; F; F16; F16L; F16L37/00; F16L37/08; F16L37/12; F16L37/127; F16B; F16B2200/00; F16B2200/50; F16B2200/509
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US978957A
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US953061A
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US1369304A
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US1593791A
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US1586276A
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US2317729A
Cited
US2694584A
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US2643139A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |