US2622686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wind motor
Assignee: Individual
•
Filing: 1948-02-27
•
Granted: 1952-12-23
•
Expires: 1968-02-27
Abstract
No abstract record available.
Inventors
- 👤 Chevreau Rene Louis Pier Marie
- 👤 Deville Paul Julien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:22
CPC Classifications
F; F03; F03D; F03D7/00; F03D7/02; F03D7/0244; F03D7/0252; F05; F05B; F05B2240/00; F05B2240/20; F05B2240/30; F05B2240/305; F05B2240/3052; F05B2260/00; F05B2260/90; F05B2260/901; Y; Y02; Y02E; Y02E10/00; Y02E10/70; Y02E10/72
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE482607C
Cited
US1266518A
Cited
FR545288A
Cited
US1874053A
Cited
GB388827A
Cited
US2095734A
Cited
US2135887A
Cited
US2153523A
Cited
US2272664A
Cited
US2358967A
Cited
US2454440A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-23 | 1956-06-23 | 1956-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-23 | 1960-06-23 | 1960-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-23 | 1964-06-23 | 1964-12-23 | $7700.00 | Window Closed / Lapsed |