US3070081A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine starter
Assignee: Individual
•
Filing: 1957-04-24
•
Granted: 1962-12-25
•
Expires: 1977-04-24
Abstract
No abstract record available.
Inventors
- 👤 John L Mercer
- 👤 John J Brunner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:20
CPC Classifications
F; F02; F02N; F02N5/00; F02N5/02; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2133; Y10T74/2135
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2511908A
Cited
US808946A
Cited
US1727086A
Cited
US1972867A
Cited
US1986160A
Cited
GB436769A
Cited
US2266865A
Cited
US2278547A
Cited
US2323535A
Cited
DE815723C
Cited
US2486149A
Cited
US2633950A
Cited
US2643750A
Cited
US2756855A
Cited
US2869682A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-24 | 1966-06-25 | 1966-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-24 | 1970-06-25 | 1970-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-24 | 1974-06-25 | 1974-12-25 | $7700.00 | Window Closed / Lapsed |