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US641233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wave-motor.
Assignee: JOHN G ORTH
•
Filing: 1898-03-31
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Granted: 1900-01-09
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Expires: 1918-03-31
Abstract
No abstract record available.
Inventors
- 👤 Cornelis F A Roeell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:52
CPC Classifications
F; F03; F03B; F03B13/00; F03B13/12; F03B13/14; F03B13/16; F03B13/18; F03B13/1805; F03B13/181; F03B13/182; Y; Y02; Y02E; Y02E10/00; Y02E10/30
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) | 1903-01-09 | 1903-07-11 | 1904-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-01-09 | 1907-07-11 | 1908-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-01-09 | 1911-07-11 | 1912-01-10 | $7700.00 | Window Closed / Lapsed |