Patent US2452978A successfully refreshed from Google Patents.
Patent US2530128A successfully refreshed from Google Patents.
US2530128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel injector
Assignee: Individual
•
Filing: 1944-05-29
•
Granted: 1950-11-14
•
Expires: 1964-05-29
Abstract
No abstract record available.
Inventors
- 👤 William H Mashinter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:01
CPC Classifications
F; F04; F04B; F04B13/00; F02; F02M; F02M49/00; F02M49/02; F02M51/00; F02M57/00; F02M57/02; F02M59/00; F02M59/12; F02M59/14; F04B43/00; F04B43/08; F02M2700/00; F02M2700/07; F02M2700/078
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-13 | 1954-05-15 | 1954-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-13 | 1958-05-15 | 1958-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-13 | 1962-05-15 | 1962-11-14 | $7700.00 | Window Closed / Lapsed |