US3298729A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mortise lock low friction case liner
Assignee: Individual
•
Filing: 1965-04-23
•
Granted: 1967-01-17
•
Expires: 1985-04-23
Abstract
No abstract record available.
Inventors
- 👤 Fred J Russell
- 👤 Roger J Nolin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:25
CPC Classifications
E; E05; E05B; E05B59/00; E05B17/00; E05B17/007; Y; Y10; Y10T; Y10T292/00; Y10T292/62; Y10T70/00; Y10T70/80; Y10T70/8919
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
IN A MORTISE LOCK COMPRISING A CASE WHICH INCLUDES AN INSIDE WALL, AN OUTSIDE WALL AND A LOCK MECHANISM LOCATED BETWEEN SAID WALLS INCLUDING AT LEAST ONE RECIPROCATABLY MOUNTED BOLT ASSEMBLY, AT LEAST ONE PIVOTALLY MOUNTED MEMBER AND AT LEAST ONE SLIDABLY MOUNTED MEMBER, THE COMBINATION OF A LINER FOR THE CASE INCLUDING A RELATIVELY THIN SHEET ANCHORED IN ENGAGEMENT WITH AT LEAST ONE OF SAID WALLS, SAID LINER HAVING TRANSVERSE ARCUATE PORTIONS COMPRISING A BEARING FOR SAID PIVOTALLY MOUNTED MEMBER, AN INTEGRALLY FORMED BLOCK ON THE INSIDE FACE OF SAID LINER HAVING SURFACES THEREON COMPRISING A SLIDEWAY FOR SAID BOLT ASSEMBLY, SAID LINER HAVING GUIDES FOR SAID SLIDABLY MOUNTED MEMBER, SAID LINER COMPRISING A MOUNTING BASE WHICH HOLDS THE LOCK MECHANISM IN ASSEMBLED RELATIONSHIP WHEN THE OTHER OF SAID WALLS IS NOT MOUNTED ON SAID CASE.
Claim 2
Dependent Claim
137 words
IN A MORTISE LOCK COMPRISING A CASE WHICH INCLUDES AN INSIDE WALL, AN OUTSIDE WALL AND A LOCK MECHANISM LOCATED BETWEEN SAID WALLS INCLUDING AT LEAST ONE RECIPROCATABLY MOUNTED BOLT ASSEMBLY, AT LEAST ONE PIVOTALLY MOUNTED MEMBER AND AT LEAST ONE SLIDABLY MOUNTED MEMBER, THE COMBINATION OF A LINER FOR THE CASE INCLUDING A RELATIVELY THIN SHEET ANCHORED IN ENGAGEMENT WITH AT LEAST ONE OF SAID WALLS, SAID LINER HAVING TRANSVERSE ARCUATE PORTIONS COMPRISING A BEARING FOR SAID PIVOTALLY MOUNTED MEMBER, AN INTEGRALLY FORMED BLOCK ON THE INSIDE FACE OF SAID LINER HAVING SURFACES THEREON COMPRISING A SLIDEWAY FOR SAID BOLT ASSEMBLY, SAID LINER HAVING GUIDES FOR SAID SLIDABLY MOUNTED MEMBER, SAID LINER COMPRISING A MOUNTING BASE WHICH HOLDS THE LOCK MECHANISM IN ASSEMBLED RELATIONSHIP WHEN THE OTHER OF SAID WALLS IS NOT MOUNTED ON SAID CASE.
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) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |