US3109675A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toggle type window lock
Assignee: Individual
•
Filing: 1961-07-10
•
Granted: 1963-11-05
•
Expires: 1981-07-10
Abstract
No abstract record available.
Inventors
- 👤 William J Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:41
CPC Classifications
E; E05; E05C; E05C19/00; E05C19/10; E05C19/12; E05C19/14; Y; Y10; Y10S; Y10S292/00; Y10S292/20; Y10S292/49; Y10T; Y10T292/00; Y10T292/08; Y10T292/0911; Y10T292/0913; Y10T70/00; Y10T70/50; Y10T70/5009; Y10T70/5031; Y10T70/5035; Y10T70/5049
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
A LOCK FOR A DOUBLE-HUNG WINDOW HAVING A BOTTOM SASH WITH A TOP RAIL WITH AN OUTER FACE, AND A TOP SASH WITH A BOTTOM RAIL AND AN INNER FACE IN JUXTAPOSITION TO SAID OUTER FACE, SAID LOCK INCLUDING: A CATCH HAVING AN UPRIGHT PORTION WITH AN OPENING THERETHROUGH, SAID CATCH BEING ADAPTED TO BE AFFIXED TO SAID BOTTOM RAIL WITH SAID UPRIGHT PORTION EXTENDING UPWARDLY FROM THE BOTTOM RAIL ADJACENT SAID INNER FACE THEREOF; A LATCHING HOOK EXTENDING ABOUT THE TOP OF THE CATCH AND INTO SAID OPENING FROM THE OUTWARD SIDE OF THE CATCH AND ENGAGING SAID CATCH; AND TOGGLE MEANS ATTACHED TO SAID HOOK AND ADAPTED TO BE ATTACHED TO SAID TOP RAIL OF THE BOTTOM SASH TO URGE SAID CATCH TOWARD THE BOTTOM SASH, SAID TOGGLE MEANS BEING
Claim 2
Dependent Claim
132 words
A LOCK FOR A DOUBLE-HUNG WINDOW HAVING A BOTTOM SASH WITH A TOP RAIL WITH AN OUTER FACE, AND A TOP SASH WITH A BOTTOM RAIL AND AN INNER FACE IN JUXTAPOSITION TO SAID OUTER FACE, SAID LOCK INCLUDING: A CATCH HAVING AN UPRIGHT PORTION WITH AN OPENING THERETHROUGH, SAID CATCH BEING ADAPTED TO BE AFFIXED TO SAID BOTTOM RAIL WITH SAID UPRIGHT PORTION EXTENDING UPWARDLY FROM THE BOTTOM RAIL ADJACENT SAID INNER FACE THEREOF; A LATCHING HOOK EXTENDING ABOUT THE TOP OF THE CATCH AND INTO SAID OPENING FROM THE OUTWARD SIDE OF THE CATCH AND ENGAGING SAID CATCH; AND TOGGLE MEANS ATTACHED TO SAID HOOK AND ADAPTED TO BE ATTACHED TO SAID TOP RAIL OF THE BOTTOM SASH TO URGE SAID CATCH TOWARD THE BOTTOM SASH, SAID TOGGLE MEANS BEING
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) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |