US1137800A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Night-latch.
Assignee: Sargent Manufacturing Co
•
Filing: 1913-01-29
•
Granted: 1915-05-04
•
Expires: 1933-01-29
Abstract
No abstract record available.
Inventors
- 👤 John H Shaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:54
CPC Classifications
E; E05; E05C; E05C1/00; E05C1/08; E05C1/12; E05C1/16; E05B; E05B55/00; E05B55/005; Y; Y10; Y10S; Y10S292/00; Y10S292/52; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/0969; Y10T292/097; Y10T292/0977; Y10T292/0982; Y10T292/0983; Y10T292/1014; Y10T292/1022; Y10T292/1031; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5381
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1918-05-03 | 1918-11-02 | 1919-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-05-03 | 1922-11-02 | 1923-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-05-03 | 1926-11-02 | 1927-05-04 | $7700.00 | Window Closed / Lapsed |