US2348841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Racing arena and photographing apparatus
Assignee: ROSS FOREMAN
•
Filing: 1941-09-03
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Granted: 1944-05-16
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Expires: 1961-09-03
Abstract
No abstract record available.
Inventors
- 👤 Oswald Robert Andrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:51
CPC Classifications
F; F16; F16M; F16M11/00; F16M11/42; F16M11/425; F16M11/02; F16M11/04; F16M11/06; F16M11/08; F16M11/10; F16M11/18; G; G03; G03B; G03B15/00
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) | 1947-05-16 | 1947-11-15 | 1948-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-05-16 | 1951-11-15 | 1952-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-05-16 | 1955-11-15 | 1956-05-16 | $7700.00 | Window Closed / Lapsed |