US1710319A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door latch
Assignee: GRAND RAPIDS BRASS Co
•
Filing: 1926-10-01
•
Granted: 1929-04-23
•
Expires: 1946-10-01
Abstract
No abstract record available.
Inventors
- 👤 Elmer C Osbeck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:41
CPC Classifications
E; E05; E05C; E05C3/00; E05C3/12; E05C3/14; E05C3/145; Y; Y10; Y10S; Y10S292/00; Y10S292/71; Y10T; Y10T292/00; Y10T292/08; Y10T292/0886; Y10T292/0887; Y10T292/0891; Y10T292/1043; Y10T292/1075; Y10T292/1083; Y10T292/1085; Y10T292/54
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) | 1932-04-22 | 1932-10-22 | 1933-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-04-22 | 1936-10-22 | 1937-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-04-22 | 1940-10-22 | 1941-04-23 | $7700.00 | Window Closed / Lapsed |