Patent USRE28927E successfully refreshed from Google Patents.
Patent US3316531A successfully refreshed from Google Patents.
US3316531A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Release mechanism
Assignee: Texas Instruments Inc
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Filing: 1965-08-17
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Granted: 1967-04-25
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Expires: 1985-08-17
Abstract
No abstract record available.
Inventors
- 👤 Buford M Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:15
CPC Classifications
B; B63; B63B; B63B22/00; B63B22/04; B63B22/06; B64; B64D; B64D1/00; B64D1/02; F; F42; F42B; F42B22/00; G; G01; G01V; G01V1/00; G01V1/38; B63B2211/00; B63B2211/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A RELEASE MECHANISM FOR HOLDING TWO OBJECTS TOGETHER COMPRISING IN COMBINATION A FRAME, FIRST AND SECOND PIVOTALLY MOUNTED LEVERS ON SAID FRAME, A COMPRESSION SPRING MOUNTED BETWEEN SAID FRAME AND SAID FIRST LEVER TO EXERT A FORCE FOR ROTATING SAID FIRST LEVER AWAY FROM SAID FRAME, AND A WIRE ATTACHED TO BUT INSULATED FROM SAID FRAME AND SAID FIRST LEVER, THEREBY TO HOLD SAID FIRST LEVER AGAINST SAID SPRING AND HOLD SAID SPRING IN COMPRES-
Claim 2
Dependent Claim
75 words
A RELEASE MECHANISM FOR HOLDING TWO OBJECTS TOGETHER COMPRISING IN COMBINATION A FRAME, FIRST AND SECOND PIVOTALLY MOUNTED LEVERS ON SAID FRAME, A COMPRESSION SPRING MOUNTED BETWEEN SAID FRAME AND SAID FIRST LEVER TO EXERT A FORCE FOR ROTATING SAID FIRST LEVER AWAY FROM SAID FRAME, AND A WIRE ATTACHED TO BUT INSULATED FROM SAID FRAME AND SAID FIRST LEVER, THEREBY TO HOLD SAID FIRST LEVER AGAINST SAID SPRING AND HOLD SAID SPRING IN COMPRES-
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) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |