US1688237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tank pump
Assignee: OIL PRODUCTS APPLIANCE CO
•
Filing: 1928-01-18
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Granted: 1928-10-16
•
Expires: 1948-01-18
Abstract
No abstract record available.
Inventors
- 👤 Joncha Anton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:42
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/08; B67D1/12; B67D1/1256; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7834
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) | 1931-10-16 | 1932-04-16 | 1932-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-10-16 | 1936-04-16 | 1936-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-10-16 | 1940-04-16 | 1940-10-16 | $7700.00 | Window Closed / Lapsed |