US1786844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel-injecting device for internal-combustion engines
Assignee: Individual
•
Filing: 1926-11-22
•
Granted: 1930-12-30
•
Expires: 1946-11-22
Abstract
No abstract record available.
Inventors
- 👤 Hesselman Knut Jonas Elias
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:45
CPC Classifications
F; F02; F02M; F02M57/00; F02M57/02; F02M61/00; F02M61/16; F02M2700/00; F02M2700/07; F02M2700/078; Y; Y10; Y10S; Y10S137/00; Y10S137/906; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7835; Y10T137/7836
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) | 1933-12-29 | 1934-06-30 | 1934-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-12-29 | 1938-06-30 | 1938-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-12-29 | 1942-06-30 | 1942-12-30 | $7700.00 | Window Closed / Lapsed |