US1234587A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump.
Assignee: Individual
•
Filing: 1916-09-18
•
Granted: 1917-07-24
•
Expires: 1936-09-18
Abstract
No abstract record available.
Inventors
- 👤 William G Weatherly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:04
CPC Classifications
F; F04; F04B; F04B49/00; F04B49/08; Y; Y10; Y10T; Y10T74/00; Y10T74/16; Y10T74/1625; Y10T74/165
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) | 1920-07-23 | 1921-01-22 | 1921-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-07-23 | 1925-01-22 | 1925-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-07-23 | 1929-01-22 | 1929-07-24 | $7700.00 | Window Closed / Lapsed |