US3130996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Casement latch
Assignee: Individual
•
Filing: 1960-12-16
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Granted: 1964-04-28
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Expires: 1980-12-16
Abstract
No abstract record available.
Inventors
- 👤 Melvin F Moxness
- 👤 Groulx M Germain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:45
CPC Classifications
E; E05; E05C; E05C1/00; E05C1/08; E05C1/12; E05C1/16; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/0969; Y10T292/097; Y10T292/0977; Y10T292/0982; Y10T292/0994; Y10T292/1014; Y10T292/1022; Y10T292/1031
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A CASEMENT LATCH COMPRISING A CASING, A RETRACTABLE BOLT EXTENDING FROM SAID CASING AND SPRING-URGED OUTWARDLY THEREOF, A PIN SECURED TO SAID BOLT AND EXTENDING THROUGH AND BEYOND A SLOT IN THE OUTER WALL OF SAID CASING, SAID SLOT EXTENDING SUBSTANTIALLY LONGITUDINALLY OF THE AXIS OF RETRACTION OF THE BOLT, A LEVER PIVOTALLY MOUNTED ON SAID PIN EXTERNALLY OF SAID CASING, AND AN ABUTMENT ON SAID CASING, SAID LEVER BEING ADAPTED TO ENGAGE SAID ABUTMENT TO PREVENT PIVOTAL MOVEMENT OF SAID LEVER TO A PREDETERMINED POSITION UNLESS SAID BOLT IS IN ITS FULLY EXTENDED POSITION, WHEREBY SAID FULLY EXTENDED POSITION IS READILY ASCERTAINABLE.
Claim 2
Dependent Claim
103 words
A CASEMENT LATCH COMPRISING A CASING, A RETRACTABLE BOLT EXTENDING FROM SAID CASING AND SPRING-URGED OUTWARDLY THEREOF, A PIN SECURED TO SAID BOLT AND EXTENDING THROUGH AND BEYOND A SLOT IN THE OUTER WALL OF SAID CASING, SAID SLOT EXTENDING SUBSTANTIALLY LONGITUDINALLY OF THE AXIS OF RETRACTION OF THE BOLT, A LEVER PIVOTALLY MOUNTED ON SAID PIN EXTERNALLY OF SAID CASING, AND AN ABUTMENT ON SAID CASING, SAID LEVER BEING ADAPTED TO ENGAGE SAID ABUTMENT TO PREVENT PIVOTAL MOVEMENT OF SAID LEVER TO A PREDETERMINED POSITION UNLESS SAID BOLT IS IN ITS FULLY EXTENDED POSITION, WHEREBY SAID FULLY EXTENDED POSITION IS READILY ASCERTAINABLE.
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) | 1967-04-28 | 1967-10-28 | 1968-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-28 | 1971-10-28 | 1972-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-28 | 1975-10-28 | 1976-04-28 | $7700.00 | Window Closed / Lapsed |