Patent US3263269A successfully refreshed from Google Patents.
US3263269A
Expired / Lapsed
US
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Safety hinges
Assignee: Individual
•
Filing: 1964-09-02
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Granted: 1966-08-02
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Expires: 1984-09-02
Abstract
No abstract record available.
Inventors
- 👤 Welbourne D Mcgahee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:25
CPC Classifications
E; E05; E05D; E05D7/00; E05D7/10; E05D7/1005; E05D11/00; E05D11/0018; E05D5/00; E05D5/02; E05D5/04; E05Y; E05Y2600/00; E05Y2600/60; E05Y2800/00; E05Y2800/20; E05Y2800/22; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
A HINGE COMPRISING A LEFT-HAND LEAF, A RIGHT-HAND LEAF, KNUCKLES ON BOTH SAID LEAVES FOR RECEIVING A PINTLE, SAID RIGHT-HAND LEAF HAVING AN ANGLED CUTOUT PORTION, A PINTLE, A RETAINER MEMBER INTEGRAL WITH SAID PINTLE, SAID RETAINER MEMBER HAVING AN ANGLED LOWER PORTION FOR COOPERATION WITH SAID RIGHT-HAND LEAF ANGLED CUTOUT PORTION WHEREBY SAID PINTLE IS RESTRAINED IN UPWARD MOVEMENT.
Claim 2
Dependent Claim
60 words
A HINGE COMPRISING A LEFT-HAND LEAF, A RIGHT-HAND LEAF, KNUCKLES ON BOTH SAID LEAVES FOR RECEIVING A PINTLE, SAID RIGHT-HAND LEAF HAVING AN ANGLED CUTOUT PORTION, A PINTLE, A RETAINER MEMBER INTEGRAL WITH SAID PINTLE, SAID RETAINER MEMBER HAVING AN ANGLED LOWER PORTION FOR COOPERATION WITH SAID RIGHT-HAND LEAF ANGLED CUTOUT PORTION WHEREBY SAID PINTLE IS RESTRAINED IN UPWARD MOVEMENT.
References Cited (Backward Citations)
US73120A
Cited
US2566486A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |