Patent US3295577A successfully refreshed from Google Patents.
Patent US2177634A successfully refreshed from Google Patents.
US2177634A
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Floor covering and method
Assignee: Bird Inc
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Filing: 1938-06-28
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Granted: 1939-10-31
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Expires: 1958-06-28
Abstract
No abstract record available.
Inventors
- 👤 Jr John J Bradley
- 👤 Arthur R Cripps
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:57
CPC Classifications
D; D06; D06N; D06N7/00; D06N7/0005; D06N7/0028; D06N1/00; D06N7/0039; D06N7/0052; D06N7/0055; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31844; Y10T428/31848; Y10T428/31851; Y10T428/31971; Y10T428/31989
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) | 1942-10-30 | 1943-05-01 | 1943-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-10-30 | 1947-05-01 | 1947-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-10-30 | 1951-05-01 | 1951-10-31 | $7700.00 | Window Closed / Lapsed |