US3062554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary shaft seal
Assignee: Ingersoll Rand Co
•
Filing: 1958-11-26
•
Granted: 1962-11-06
•
Expires: 1978-11-26
Abstract
No abstract record available.
Inventors
- 👤 Wallace A Mcgahan
- 👤 Hornschuch Hanns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:54
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/40; F16J15/42; F04; F04D; F04D29/00; F04D29/08; F04D29/10; F04D29/12; F04D29/122; F04D29/14; F04D29/143; Y; Y10; Y10S; Y10S277/00; Y10S277/929
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2136799A
Cited
US2220965A
Cited
US2494971A
Cited
US2738208A
Cited
US2835514A
Cited
US2928685A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |