Patent US3647735A successfully refreshed from Google Patents.
US3647735A
Expired / Lapsed
US
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Pigmented finishes for fibrous articles
Assignee: Rohm and Haas Co
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Filing: 1970-01-29
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Granted: 1972-03-07
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Expires: 1990-01-29
Abstract
Abstract THE PRESENT INVENTION CONERNS PIGMENT-FINISHING, I.E. PIGMENT-DYEING OR PIGMENT-PRINTING OF FIBROUA MATERIALS, SUCH AS TEXTILE FABRICS OF ALL KINDS INCLUDING THOSE FORMED OF SILICEOUS FIBERS. THE PIGMENT-BINDING COMPOSITION OF THE PRESENT INVENTION COMPRISES A MIXTURE O A RELATIVELY SOFT LINEAR ADDITON POLYMER AND A RELATIVELY HARD ADDITION POLYMER. THE PIGMENTED FINISHES SHOW IMPROVED CROCKFASTNESS AND ABRASION-RESISTANCE.
Inventors
- 👤 John G Brodnyan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:02
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44
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) | 1975-03-07 | 1975-09-06 | 1976-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-03-07 | 1979-09-06 | 1980-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-03-07 | 1983-09-06 | 1984-03-07 | $7700.00 | Window Closed / Lapsed |