Patent US3050079A successfully refreshed from Google Patents.
US3050079A
Expired / Lapsed
US
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Hydraulic operating system
Assignee: General Electric Co
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Filing: 1960-03-10
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Granted: 1962-08-21
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Expires: 1980-03-10
Abstract
No abstract record available.
Inventors
- 👤 Ugo R Tognella
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:22
CPC Classifications
F; F15; F15B; F15B1/00; F15B1/02; F15B1/027; F15B1/033; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/85978; Y10T137/86035; Y10T137/86043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2734960A
Cited
US1915576A
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US1938956A
Cited
US2244392A
Cited
US2621608A
Cited
US2956581A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |