US2528945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispensing device
Assignee: Individual
•
Filing: 1944-08-19
•
Granted: 1950-11-07
•
Expires: 1964-08-19
Abstract
No abstract record available.
Inventors
- 👤 Theodore H Carpenter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:23
CPC Classifications
F; F41; F41F; F41F5/00; F41F5/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US417856A
Cited
US499389A
Cited
US1195507A
Cited
US1593351A
Cited
US864133A
Cited
US1184057A
Cited
US1686884A
Cited
US1353652A
Cited
US2294658A
Cited
US2292821A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-06 | 1954-05-08 | 1954-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-06 | 1958-05-08 | 1958-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-06 | 1962-05-08 | 1962-11-07 | $7700.00 | Window Closed / Lapsed |