US2004434A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lock
Assignee: Briggs and Stratton Corp
•
Filing: 1934-11-05
•
Granted: 1935-06-11
•
Expires: 1954-11-05
Abstract
No abstract record available.
Inventors
- 👤 Gerald John W Fitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:14
CPC Classifications
E; E05; E05B; E05B17/00; E05B17/0054; E05B17/0062; E05B17/20; E05B17/2084; E05B17/2092; Y; Y10; Y10T; Y10T70/00; Y10T70/20
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) | 1938-06-10 | 1938-12-10 | 1939-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-06-10 | 1942-12-10 | 1943-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-06-10 | 1946-12-10 | 1947-06-11 | $7700.00 | Window Closed / Lapsed |