US3439999A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cross-dyed carpets
Assignee: UNIROYAL HOLDING Inc WORLD HEADQUARTERS MIDDLEBURY CONNECTICUT 06749 A CORP OF NEW JERSEY
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Filing: 1964-09-28
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Granted: 1969-04-22
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Expires: 1984-09-28
Abstract
No abstract record available.
Inventors
- 👤 Robert Miller
- 👤 Milton Farber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:40
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/0096; D06P3/00; D06P3/34; D06P3/52; D06P3/521; D06P3/54; D06P3/79; D06P3/791; D06P3/794; D06P3/82; D06P3/8204; D06P5/00; D06P5/22; Y; Y10; Y10S; Y10S8/00; Y10S8/929
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A FABRIC SUITABLE FOR DYEING IN THE PIECE TO A MULTICOLOR PATTERN THROUGH EXPOSURE TO A MIXTURE OF ACID TYPE DYES AND OTHER TYPES OF DYES, SAID FABRIC CONTAINING A PLURALITY OF SYNTHETIC YARNS, ALL OF WHICH ARE FORMED FROM A POLYMERIC MIXTURE COMPRISING AT LEAST 90% OF A POLYOLEFIN OR POLYESTER WHICH IS INERT TO ACID TYPE DYES, AND UP TO 10% OF A THERMOPLASTIC HIGHLY POLAR BASIC NITROGEN-CONTAINING POLYMER, SAID POLYMERIC MIXTURE BEING SUBSTANTIALLY UNDYEABLE BY SAID ACID TYPE DYES BUT DYEABLE BY SAID OTHER TYPES OF DYES, AT LEAST ONE, BUT LESS THAN ALL OF SAID YARNS HAVING BEEN RENDERED, SUBSEQUENT TO FORMING, DYEABLE WITH ACID TYPE DYES BY AN INFUSION WITH AN ACIDIC REAGENT WHICH REACTS WITH SOME OF THE POLAR GROUPS OF SAID BASIC POLYMER TO FORM A REACTION PRODUCT CAPABLE OF FIXING ACID TYPE DYES.
Claim 2
Dependent Claim
141 words
A FABRIC SUITABLE FOR DYEING IN THE PIECE TO A MULTICOLOR PATTERN THROUGH EXPOSURE TO A MIXTURE OF ACID TYPE DYES AND OTHER TYPES OF DYES, SAID FABRIC CONTAINING A PLURALITY OF SYNTHETIC YARNS, ALL OF WHICH ARE FORMED FROM A POLYMERIC MIXTURE COMPRISING AT LEAST 90% OF A POLYOLEFIN OR POLYESTER WHICH IS INERT TO ACID TYPE DYES, AND UP TO 10% OF A THERMOPLASTIC HIGHLY POLAR BASIC NITROGEN-CONTAINING POLYMER, SAID POLYMERIC MIXTURE BEING SUBSTANTIALLY UNDYEABLE BY SAID ACID TYPE DYES BUT DYEABLE BY SAID OTHER TYPES OF DYES, AT LEAST ONE, BUT LESS THAN ALL OF SAID YARNS HAVING BEEN RENDERED, SUBSEQUENT TO FORMING, DYEABLE WITH ACID TYPE DYES BY AN INFUSION WITH AN ACIDIC REAGENT WHICH REACTS WITH SOME OF THE POLAR GROUPS OF SAID BASIC POLYMER TO FORM A REACTION PRODUCT CAPABLE OF FIXING ACID TYPE DYES.
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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) | 1972-04-21 | 1972-10-21 | 1973-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-21 | 1976-10-21 | 1977-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-21 | 1980-10-21 | 1981-04-22 | $7700.00 | Window Closed / Lapsed |