US2417835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustion device
Assignee: Individual
•
Filing: 1936-09-25
•
Granted: 1947-03-25
•
Expires: 1956-09-25
Abstract
No abstract record available.
Inventors
- 👤 Harry H Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:11
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/60; F02K9/62; F02K9/64; F42; F42B; F42B19/00; F42B19/12; F42B19/14; F42B19/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190707390A
Cited
US1241781A
Cited
FR492294A
Cited
GB148341A
Cited
US1459482A
Cited
US1531475A
Cited
GB343923A
Cited
US2168313A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-03-24 | 1950-09-23 | 1951-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-03-24 | 1954-09-23 | 1955-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-03-24 | 1958-09-23 | 1959-03-25 | $7700.00 | Window Closed / Lapsed |