US2603308A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air filter and breather for fluid fuel containers
Assignee: Individual
•
Filing: 1947-02-20
•
Granted: 1952-07-15
•
Expires: 1967-02-20
Abstract
No abstract record available.
Inventors
- 👤 Arthur B Mccall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:01
CPC Classifications
F; F02; F02M; F02M35/00; F02M35/02; F02M35/04; B; B60; B60K; B60K15/00; B60K15/03; B60K15/04; B60K15/0406
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1864604A
Cited
US850807A
Cited
US1402348A
Cited
US1639670A
Cited
US1841691A
Cited
US2095460A
Cited
US2323160A
Cited
US2314330A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |