US3621743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carpet tile cutting machine
Assignee: TEX DEL CORP
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Filing: 1970-05-05
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Granted: 1971-11-23
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Expires: 1990-05-05
Abstract
Abstract A CRADLE SUPPORTS A ROLL OF CARPET FOR THE PULLING THEREFROM OF THE END OF THE CARPET OVER HORIZONTAL WORK TABLES HAVING A FIRST SECTION IN WHICH THE CARPET IS CUT LONUGITUDINALLY IN STRIPS DURING MOVEMENT OF THE CARPET AND A SECOND SECTION IN WHICH THE CARPET IS CUT TRANSVERSELY WHILE STATIONARY TO FORM TILES, THE CUTTING TAKING PLACE FROM BENEATH THE CARPET AND ONLY THROUGH THE BACKING THEREOF AND NOT THROUGH THE PILE.
Inventors
- 👤 James M Feighery
- 👤 Michael A Lewallyn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:10
CPC Classifications
D; D06; D06H; D06H7/00; Y; Y10; Y10S; Y10S83/00; Y10S83/929; Y10S83/936; Y10S83/937; Y10T; Y10T83/00; Y10T83/647; Y10T83/6476; Y10T83/6489; Y10T83/6491; Y10T83/6579; Y10T83/6584; Y10T83/66; Y10T83/6603; Y10T83/808
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) | 1974-11-22 | 1975-05-24 | 1975-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-22 | 1979-05-24 | 1979-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-22 | 1983-05-24 | 1983-11-23 | $7700.00 | Window Closed / Lapsed |