US3357075A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making pile fabric
Assignee: Fieldcrest Mills Inc
•
Filing: 1965-09-09
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Granted: 1967-12-12
•
Expires: 1985-09-09
Abstract
No abstract record available.
Inventors
- 👤 Marvin A Law
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:21
CPC Classifications
D; D03; D03D; D03D27/00; Y; Y10; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23929
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
METHOD OF MODIFYING A PILE FABRIC HAVING AT LEAST ONE PILE SURFACE INCLUDING CERTAIN SHRUKEN PILES OF REDUCED HEIGHT RELATIVE TO OTHER PILES, AND WEREIN SAID SHRUNKEN PILES INCLUDE A SHRUNKEN FIBER COMPONENT RESTRAINING THE PILES AT SAID REDUCED HEIGHT; SAID METHOD COMPRISING SHEARING THE UPPER END PORTIONS OF SAID OTHER PILES AND THEN TREATING SAID SHRUNKEN PILES TO MODIFY THE SHRUNKEN FIBER COPONENT THEREOF TO NULLIFY THE RESTRAINT ON THE PILES TO PERMIT THEM TO EXTEND TO A GREATER HEIGHT THAN THEY DID DURING THE SHEARING OF SAID OTHER PILES.
Claim 2
Dependent Claim
91 words
METHOD OF MODIFYING A PILE FABRIC HAVING AT LEAST ONE PILE SURFACE INCLUDING CERTAIN SHRUKEN PILES OF REDUCED HEIGHT RELATIVE TO OTHER PILES, AND WEREIN SAID SHRUNKEN PILES INCLUDE A SHRUNKEN FIBER COMPONENT RESTRAINING THE PILES AT SAID REDUCED HEIGHT; SAID METHOD COMPRISING SHEARING THE UPPER END PORTIONS OF SAID OTHER PILES AND THEN TREATING SAID SHRUNKEN PILES TO MODIFY THE SHRUNKEN FIBER COPONENT THEREOF TO NULLIFY THE RESTRAINT ON THE PILES TO PERMIT THEM TO EXTEND TO A GREATER HEIGHT THAN THEY DID DURING THE SHEARING OF SAID OTHER PILES.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-11 | 1971-06-12 | 1971-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-11 | 1975-06-12 | 1975-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-11 | 1979-06-12 | 1979-12-12 | $7700.00 | Window Closed / Lapsed |