US2925290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-equalizing seal for a rotating shaft
Assignee: Garrett Corp
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Filing: 1956-05-16
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Granted: 1960-02-16
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Expires: 1976-05-16
Abstract
No abstract record available.
Inventors
- 👤 Harold A Greenwald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:36
CPC Classifications
F; F01; F01D; F01D11/00; F01D11/02; F01D11/025; F04; F04D; F04D29/00; F04D29/08; F04D29/16; F04D29/165; F04D29/167; F16; F16J; F16J15/00; F16J15/16; F16J15/34; F16J15/3404; F16J15/3408; F16J15/3412; F16J15/342
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) | 1963-02-15 | 1963-08-17 | 1964-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-15 | 1967-08-17 | 1968-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-15 | 1971-08-17 | 1972-02-16 | $7700.00 | Window Closed / Lapsed |