US2874982A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seal for relatively rotatable parts
Assignee: Eaton Corp
•
Filing: 1954-03-25
•
Granted: 1959-02-24
•
Expires: 1974-03-25
Abstract
No abstract record available.
Inventors
- 👤 Martin P Winther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:34
CPC Classifications
F; F16; F16D; F16D37/00; F16D37/02; F16J; F16J15/00; F16J15/44; F16J15/447; F16J15/4476; F16D2037/004
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US958612A
Cited
US1715597A
Cited
US2587077A
Cited
US2598381A
Cited
US2631705A
Cited
US2713927A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |