Patent US3893922A successfully refreshed from Google Patents.
US2168696A
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US
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Rug
Assignee: WALTE CARPET Co
•
Filing: 1938-11-05
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Granted: 1939-08-08
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Expires: 1958-11-05
Abstract
No abstract record available.
Inventors
- 👤 Beck August
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:19
CPC Classifications
D; D03; D03D; D03D15/00; D03D15/20; D03D15/208; D03D15/217; D10; D10B; D10B2201/00; D10B2201/01; D10B2401/00; D10B2401/14; D10B2503/00; D10B2503/04; Y; Y10; Y10S; Y10S160/00; Y10S160/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-08-07 | 1943-02-06 | 1943-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-08-07 | 1947-02-06 | 1947-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-08-07 | 1951-02-06 | 1951-08-08 | $7700.00 | Window Closed / Lapsed |