US3033579A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shaft seal
Assignee: Motors Liquidation Co
•
Filing: 1958-05-26
•
Granted: 1962-05-08
•
Expires: 1978-05-26
Abstract
No abstract record available.
Inventors
- 👤 William B Seaver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:09
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/34; F16J15/3404; F01; F01D; F01D11/00; F01D11/003; Y; Y10; Y10S; Y10S277/00; Y10S277/907; Y10S277/914; Y10S277/929
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1187212A
Cited
US1683756A
Cited
US2007414A
Cited
DE714377C
Cited
US2479265A
Cited
US2814511A
Cited
US2857182A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |