US2804241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flow control meter
Assignee: Motors Liquidation Co
•
Filing: 1951-09-15
•
Granted: 1957-08-27
•
Expires: 1971-09-15
Abstract
No abstract record available.
Inventors
- 👤 Charles J Mcdowall
- 👤 Arthur W Gaubatz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:44
CPC Classifications
F; F02; F02K; F02K3/00; F02K3/08; F02K3/10; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1716482A
Cited
US2005832A
Cited
GB421130A
Cited
US2279546A
Cited
US2520434A
Cited
US2552231A
Cited
US2520967A
Cited
US2705094A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-26 | 1961-02-25 | 1961-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-26 | 1965-02-25 | 1965-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-26 | 1969-02-25 | 1969-08-27 | $7700.00 | Window Closed / Lapsed |