US3391903A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power generating apparatus
Assignee: CHARLES A PETERSON JR
•
Filing: 1967-08-04
•
Granted: 1968-07-09
•
Expires: 1987-08-04
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles A Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:02
CPC Classifications
F; F03; F03B; F03B13/00; F03B13/12; F03B13/14; F03B13/141; F03B13/144; Y; Y02; Y02E; Y02E10/00; Y02E10/30; Y10; Y10S; Y10S415/00; Y10S415/905; Y10S415/906
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) | 1971-07-09 | 1972-01-08 | 1972-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-09 | 1976-01-08 | 1976-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-09 | 1980-01-08 | 1980-07-09 | $7700.00 | Window Closed / Lapsed |