US2671407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seal construction for movable parts
Assignee: Old Carco LLC
•
Filing: 1948-02-21
•
Granted: 1954-03-09
•
Expires: 1968-02-21
Abstract
No abstract record available.
Inventors
- 👤 Alan L Higbie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:54
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/34; F16J15/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1820100A
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US1802813A
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US1931723A
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DE516263C
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US1945825A
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US2044957A
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US2027505A
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US2291954A
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US2167986A
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GB566441A
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US2395095A
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US2408909A
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US2499353A
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US2512749A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-08 | 1957-09-07 | 1958-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-08 | 1961-09-07 | 1962-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-08 | 1965-09-07 | 1966-03-09 | $7700.00 | Window Closed / Lapsed |