US3314743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Processes for treatment of preformed articles of olefin polymers and resulting products
Assignee: Individual
•
Filing: 1963-11-07
•
Granted: 1967-04-18
•
Expires: 1983-11-07
Abstract
No abstract record available.
Inventors
- 👤 Gagliardi Domenick Donald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:43
CPC Classifications
D; D06; D06P; D06P3/00; D06P3/79; D06M; D06M13/00; D06M13/322; D06M13/487; Y; Y10; Y10S; Y10S8/00; Y10S8/09; Y10S8/92; Y10S8/928
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A PROCESS OF COLORING FABRIC MADE OF POLYPROPYLENE FIBERS WHICH NORMALLY ARE NOT DYEABLE WITH WATER-SOLUBLE DYES WHICH COMPRISES: (A) PADDING ONTO THE FABRIC AN AQUEOUS SOLUTION CONSISTING ESSENTIALLY OF ABOUT 5% A-SULFOLAURIC ACID TO GIVE A PICK-UP OF BETWEEN ABOUT 20 TO 100% OF THE SOLUTION, (B) DRYING THE FABRIC TO LEAVE THEREON AS A UNIFORM SURFACE LAYER THE RESIDUE OF SULFOLAURIC ACID, (C) HEATING THE DRIED FABRIC AT ABOUT 120*C. FOR ABOUT 15 MINUTES, (D) IMMERSING THE RESULTING FABRIC AT ABOUT 95*C. FOR ABOUT 1 HOUR IN AN AQUEOUS 2% SOLUTION OF TRIS AZIRIDINYL PHOSPHINE OXIDE, (E) RINSING AND DRYING THE FABRIC, AND (F) DYEING THE FABRIC WITH AN ANIONIC ACID WOOL DYE.
Claim 2
Dependent Claim
115 words
A PROCESS OF COLORING FABRIC MADE OF POLYPROPYLENE FIBERS WHICH NORMALLY ARE NOT DYEABLE WITH WATER-SOLUBLE DYES WHICH COMPRISES: (A) PADDING ONTO THE FABRIC AN AQUEOUS SOLUTION CONSISTING ESSENTIALLY OF ABOUT 5% A-SULFOLAURIC ACID TO GIVE A PICK-UP OF BETWEEN ABOUT 20 TO 100% OF THE SOLUTION, (B) DRYING THE FABRIC TO LEAVE THEREON AS A UNIFORM SURFACE LAYER THE RESIDUE OF SULFOLAURIC ACID, (C) HEATING THE DRIED FABRIC AT ABOUT 120*C. FOR ABOUT 15 MINUTES, (D) IMMERSING THE RESULTING FABRIC AT ABOUT 95*C. FOR ABOUT 1 HOUR IN AN AQUEOUS 2% SOLUTION OF TRIS AZIRIDINYL PHOSPHINE OXIDE, (E) RINSING AND DRYING THE FABRIC, AND (F) DYEING THE FABRIC WITH AN ANIONIC ACID WOOL DYE.
References Cited (Backward Citations)
US2368690A
Cited
US2458397A
Cited
US3033704A
Cited
US3031332A
Cited
US3153680A
Cited
US3151928A
Cited
US3039840A
Cited
US3098692A
Cited
US3148017A
Cited
US3145073A
Cited
US3150917A
Cited
US3169823A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-17 | 1970-10-17 | 1971-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-17 | 1974-10-17 | 1975-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-17 | 1978-10-17 | 1979-04-18 | $7700.00 | Window Closed / Lapsed |