Patent US1402826A successfully refreshed from Google Patents.
US1402826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump drain
Assignee: Individual
•
Filing: 1921-03-19
•
Granted: 1922-01-10
•
Expires: 1941-03-19
Abstract
No abstract record available.
Inventors
- 👤 Elihu M Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:09
CPC Classifications
F; F04; F04B; F04B53/00; F04B53/04; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/85978; Y10T137/86179
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1925-01-09 | 1925-07-11 | 1926-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-01-09 | 1929-07-11 | 1930-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-01-09 | 1933-07-11 | 1934-01-10 | $7700.00 | Window Closed / Lapsed |