Patent US3174782A successfully refreshed from Google Patents.
US3174782A
Expired / Lapsed
US
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Latches
Assignee: National Manufacturing Co
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Filing: 1962-03-08
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Granted: 1965-03-23
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Expires: 1982-03-08
Abstract
No abstract record available.
Inventors
- 👤 Frank W Duhm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:17
CPC Classifications
A; A01; A01K; A01K1/00; A01K1/0005; A01K1/0017; E; E05; E05B; E05B65/00; E05B65/0007; Y; Y10; Y10S; Y10S292/00; Y10S292/46; Y10T; Y10T292/00; Y10T292/08; Y10T292/0863; Y10T292/0866; Y10T292/0911; Y10T292/0945; Y10T292/0951; Y10T292/0954
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
110 words
A LATCH COMPRISING, IN COMBINATION, A LATCH MEMBER HAVING A FIRST STRAIGHT, ELONGATE PORTION; A SECOND, STRAIGHT, ELONGATE PORTION SUBSTANTIALLY SIMILAR TO SAID FIRST PORTION AND EXTENDING FROM AN END OF SAID FIRST PORTION AT AN ANGLE TO THE AXIS THEREOF; END PORTIONS EXTENDING FROM THE FREE ENDS OF SAID FIRST AND SECOND PORTIONS RESPECTIVELY AND BOTH IN THE SAME DIRECTION OUT OF AND SUBSTANTIALLY PERPENDICULARLY TO THE COMMON PLANE OF THE AXES OF SAID FIRST AND SECOND PORTION, A MOUNTING BRACKET FOR JOURNALLING EITHER OF SAID ELONGATE PORTIONS FOR AXIAL AND ROTATIONAL MOVEMENT THEREIN, AND A STRIKE COOPERABLE WITH EITHER OF SAID END PORTIONS FOR ACCOMPLISHING A LATCHING FUNCTION.
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) | 1968-03-22 | 1968-09-21 | 1969-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-22 | 1972-09-21 | 1973-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-22 | 1976-09-21 | 1977-03-23 | $7700.00 | Window Closed / Lapsed |