US3362336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wave motion operated device
Assignee: Individual
•
Filing: 1965-10-23
•
Granted: 1968-01-09
•
Expires: 1985-10-23
Abstract
No abstract record available.
Inventors
- 👤 Robert S Kafka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:21
CPC Classifications
F; F03; F03B; F03B13/00; F03B13/12; F03B13/14; F03B13/16; F03B13/20; B; B63; B63B; B63B13/00; B63H; B63H19/00; B63H19/02; Y; Y02; Y02E; Y02E10/00; Y02E10/30; Y02T; Y02T70/00; Y02T70/50; Y02T70/5218; Y02T70/5236
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-08 | 1971-07-10 | 1972-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-08 | 1975-07-10 | 1976-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-08 | 1979-07-10 | 1980-01-09 | $7700.00 | Window Closed / Lapsed |