Patent US3053590A successfully refreshed from Google Patents.
US3053590A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: —
•
Filing: 1959-09-24
•
Granted: 1962-09-11
•
Expires: 1979-09-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:00
CPC Classifications
F; F16; F16C; F16C27/00; F16C27/04; F01; F01D; F01D25/00; F01D25/18; F01D25/183; F16C33/00; F16C33/72; F16C33/76; F16C33/80; F16C19/00; F16C19/22; F16C19/24; F16C19/26; F16C2360/00; F16C2360/23; F16C35/00; F16C35/04; F16C35/06; F16C35/07; F16C35/077
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2841455A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-10 | 1966-03-12 | 1966-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-10 | 1970-03-12 | 1970-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-10 | 1974-03-12 | 1974-09-11 | $7700.00 | Window Closed / Lapsed |