US2852143A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1956-09-05
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Granted: 1958-09-16
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Expires: 1976-09-05
Abstract
No abstract record available.
Inventors
- 👤 Russell E Taber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:11
CPC Classifications
B; B29; B29C; B29C61/00; B29C61/06; B29C61/0608; A; A47; A47F; A47F7/00; A47F7/28; A47F7/281; B29C53/00; B29C53/32; Y; Y10; Y10S; Y10S206/00; Y10S206/825; Y10S264/00; Y10S264/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US717247A
Cited
US2354744A
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US2344511A
Cited
US2431752A
Cited
US2551974A
Cited
US2637445A
Cited
US2775352A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-15 | 1962-03-17 | 1962-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-15 | 1966-03-17 | 1966-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-15 | 1970-03-17 | 1970-09-16 | $7700.00 | Window Closed / Lapsed |