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US2515072A
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Assignee: Individual
•
Filing: 1945-12-13
•
Granted: 1950-07-11
•
Expires: 1965-12-13
Abstract
No abstract record available.
Inventors
- 👤 Andrew V Bennett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:54
CPC Classifications
A; A24; A24F; A24F27/00; A24F27/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US603949A
Cited
GB189825804A
Cited
GB190411459A
Cited
US1180060A
Cited
US1221581A
Cited
US1506503A
Cited
US1642629A
Cited
US2118726A
Cited
US2156318A
Cited
US2284174A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-10 | 1954-01-09 | 1954-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-10 | 1958-01-09 | 1958-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-10 | 1962-01-09 | 1962-07-11 | $7700.00 | Window Closed / Lapsed |