US1942255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Primer for gas engines
Assignee: Individual
•
Filing: 1933-08-30
•
Granted: 1934-01-02
•
Expires: 1953-08-30
Abstract
No abstract record available.
Inventors
- 👤 Parker Arthur La Rue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:22
CPC Classifications
F; F02; F02N; F02N99/00; F02N99/002; F02N99/008; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7783; Y10T137/7837; Y10T137/7904; Y10T137/7922; Y10T137/7927; Y10T137/7928; Y10T137/8593; Y10T137/85978; Y10T137/85986; Y10T137/86002; Y10T137/86019; Y10T137/86493; Y10T137/86863; Y10T137/86871; Y10T137/87917; Y10T137/88054
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) | 1937-01-01 | 1937-07-03 | 1938-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-01-01 | 1941-07-03 | 1942-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-01-01 | 1945-07-03 | 1946-01-02 | $7700.00 | Window Closed / Lapsed |