Patent US1785902A successfully refreshed from Google Patents.
US1785902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ignition timer
Assignee: Delco Remy Corp
•
Filing: 1928-07-05
•
Granted: 1930-12-23
•
Expires: 1948-07-05
Abstract
No abstract record available.
Inventors
- 👤 Frederick J Hardman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:38
CPC Classifications
F; F02; F02P; F02P5/00; F02P5/04; F02P5/05; F02P5/06; F02P5/07; F02P5/075
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) | 1933-12-22 | 1934-06-23 | 1934-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-12-22 | 1938-06-23 | 1938-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-12-22 | 1942-06-23 | 1942-12-23 | $7700.00 | Window Closed / Lapsed |