Patent US2589119A successfully refreshed from Google Patents.
US2589119A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission for well-drilling machinery
Assignee: Individual
•
Filing: 1946-02-15
•
Granted: 1952-03-11
•
Expires: 1966-02-15
Abstract
No abstract record available.
Inventors
- 👤 Charles M O'leary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:24
CPC Classifications
F; F16; F16H; F16H47/00; F16H47/06; F16H47/08; E; E21; E21B; E21B3/00; E21B3/02; E21B44/00; F16H37/00; F16H2700/00; F16H2700/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE153993C
Cited
US744178A
Cited
US1130054A
Cited
GB144349A
Cited
US1641253A
Cited
US1652475A
Cited
US1870076A
Cited
US1804055A
Cited
GB347450A
Cited
DE594086C
Cited
US2020632A
Cited
US2022689A
Cited
US2078287A
Cited
US2172126A
Cited
US2096150A
Cited
US2180724A
Cited
US2186999A
Cited
GB511747A
Cited
FR864033A
Cited
US2405546A
Cited
US2217971A
Cited
US2220983A
Cited
US2297812A
Cited
US2238841A
Cited
US2325876A
Cited
US2319388A
Cited
US2343955A
Cited
US2360753A
Cited
US2499128A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-11 | 1955-09-10 | 1956-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-11 | 1959-09-10 | 1960-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-11 | 1963-09-10 | 1964-03-11 | $7700.00 | Window Closed / Lapsed |