US2511233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detection device
Assignee: Individual
•
Filing: 1945-12-08
•
Granted: 1950-06-13
•
Expires: 1965-12-08
Abstract
No abstract record available.
Inventors
- 👤 Clarence A Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:44
CPC Classifications
B; B61; B61K; B61K9/00; B61K9/08; B61K9/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE15859E
Cited
US1628767A
Cited
US2065118A
Cited
US2130882A
Cited
US2185589A
Cited
US2136375A
Cited
GB492501A
Cited
US2228293A
Cited
US2357666A
Cited
US2425857A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-12 | 1953-12-12 | 1954-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-12 | 1957-12-12 | 1958-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-12 | 1961-12-12 | 1962-06-13 | $7700.00 | Window Closed / Lapsed |