US3681244A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Finishing composition for multi-filament yarns
Assignee: Honeywell International Inc
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Filing: 1970-08-19
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Granted: 1972-08-01
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Expires: 1990-08-19
Abstract
Abstract THIS INVENTION RELATES TO A FINISHING COMPSOITION AND MORE SPECIFICALLY TO A COMPOSITION CAPALE OF IMPARTING EXCELLENT TRANSLATIONAL EFFICIENCY TO HIGH-STRENGTH MULTI-FILAMENT YARNS. THE COMPOSITIONS ARE PARTICULARLY SUITABLE FOR FINISHING HIGH-STRENGHT YARNS TO BE USED FOR THE PRODUCTION OF TIRE YARNS, CONVEYOR BELTS, SEAT BELTS AND THE LIKE. THE FINISHING COMPOSITION COMPRISES THE REACTION PRODUCTS OF POLYBASIC CARBOXYLIC ACIDS AND PLYESTERS. THESE SIMLE ESTERS ARE OBTAINED BY REACTING MONOCARBOXYLIC ACID WITH A POLYHYDROXY ALCHOL.
Inventors
- 👤 James Edgar Obetz
- 👤 Kimon Constantine Dardoufas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:01
CPC Classifications
D; D06; D06M; D06M7/00; D06M2200/00; D06M2200/40; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964; Y10T428/2967; Y10T428/2969
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) | 1975-08-01 | 1976-01-31 | 1976-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-01 | 1980-01-31 | 1980-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-01 | 1984-01-31 | 1984-08-01 | $7700.00 | Window Closed / Lapsed |