US2478743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tufting machine
Assignee: CAROLYN CHENILLES Inc
•
Filing: 1947-04-02
•
Granted: 1949-08-09
•
Expires: 1967-04-02
Abstract
No abstract record available.
Inventors
- 👤 Charles Artis Elmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:11
CPC Classifications
D; D05; D05C; D05C15/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1794644A
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US1796912A
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US2062027A
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US2016909A
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US2090022A
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US2112512A
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US2223445A
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US2389914A
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US2411883A
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US2359050A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-08 | 1953-02-07 | 1953-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-08 | 1957-02-07 | 1957-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-08 | 1961-02-07 | 1961-08-09 | $7700.00 | Window Closed / Lapsed |