US2993811A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile yarn finish
Assignee: Akzona Inc
•
Filing: 1959-05-11
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Granted: 1961-07-25
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Expires: 1979-05-11
Abstract
No abstract record available.
Inventors
- 👤 Robert D Smith
- 👤 Floros Nick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:58
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/53; D06M7/00; D06M2200/00; D06M2200/40; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964; Y10T428/2965
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
IN THE PROCESS OF FINISHING TEXTILE FILAMENTS OF ORGANIC, FILAMENT FORMING MATERIAL WHEREIN THE FRESHLY FORMED FILAMENT IS COATED WITH AN OIL-CONTAINING, AQUEOUS FINISH COMPOSITION, THE IMPROVEMENT COMPRISING INCORPORATING IN SAID FINISH A STEARIC ACID ESTER OF ETHYLENE OXIDE AND 2,2''-METHYLENEBIS (4-METHYL-6-TERTIARY-BUTYL PHENOL).
Claim 2
Dependent Claim
43 words
IN THE PROCESS OF FINISHING TEXTILE FILAMENTS OF ORGANIC, FILAMENT FORMING MATERIAL WHEREIN THE FRESHLY FORMED FILAMENT IS COATED WITH AN OIL-CONTAINING, AQUEOUS FINISH COMPOSITION, THE IMPROVEMENT COMPRISING INCORPORATING IN SAID FINISH A STEARIC ACID ESTER OF ETHYLENE OXIDE AND 2,2''-METHYLENEBIS (4-METHYL-6-TERTIARY-BUTYL PHENOL).
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-24 | 1965-01-23 | 1965-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-24 | 1969-01-23 | 1969-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-24 | 1973-01-23 | 1973-07-25 | $7700.00 | Window Closed / Lapsed |