Patent US6416551B1 successfully refreshed from Google Patents.
US1759374A
Expired / Lapsed
US
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Latch-face-plate mounting
Assignee: Schlage Lock Co LLC
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Filing: 1928-07-18
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Granted: 1930-05-20
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Expires: 1948-07-18
Abstract
No abstract record available.
Inventors
- 👤 Walter R Schlage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:13
CPC Classifications
E; E05; E05B; E05B9/00; E05B9/002; Y; Y10; Y10T; Y10T70/00; Y10T70/80; Y10T70/8432; Y10T70/8459; Y10T70/8486; Y10T70/8514
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1933-05-19 | 1933-11-18 | 1934-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-05-19 | 1937-11-18 | 1938-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-05-19 | 1941-11-18 | 1942-05-20 | $7700.00 | Window Closed / Lapsed |