Patent US2943470A successfully refreshed from Google Patents.
US2943470A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Warp knitted pile fabric having each pile end bound entirely in one wale
Assignee: CH Masland and Sons
•
Filing: 1958-12-30
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Granted: 1960-07-05
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Expires: 1978-12-30
Abstract
No abstract record available.
Inventors
- 👤 Jr Rex S Maccaffray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:29
CPC Classifications
D; D04; D04B; D04B23/00; D04B23/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1475325A
Cited
US2213720A
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US2396525A
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US2435897A
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US2476153A
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US2531718A
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US2718132A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |