US2819100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing seals
Assignee: Marlin Rockwell Corp
•
Filing: 1955-01-10
•
Granted: 1958-01-07
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Expires: 1975-01-10
Abstract
No abstract record available.
Inventors
- 👤 Carl O Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:52
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/78; F16C33/784; F16C33/7859; F16C33/80; F16C19/00; F16C19/02; F16C19/04; F16C19/06; F16C2300/00; F16C2300/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1226240A
Cited
US2152444A
Cited
US2275325A
Cited
US2591129A
Cited
FR1016155A
Cited
US2690937A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-06 | 1961-07-08 | 1962-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-06 | 1965-07-08 | 1966-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-06 | 1969-07-08 | 1970-01-07 | $7700.00 | Window Closed / Lapsed |