Patent US3262899A successfully refreshed from Google Patents.
US3262899A
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Sizing polyolefin yarns with aqueous atactic polypropylene emulsion
Assignee: Ingredion Inc
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Filing: 1963-03-25
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Granted: 1966-07-26
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Expires: 1983-03-25
Abstract
No abstract record available.
Inventors
- 👤 Walter B Armour
- 👤 Herbert C Olsen
- 👤 Michael P Diamantopoulos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:32
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/227; Y; Y10; Y10S; Y10S8/00; Y10S8/09; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
A METHOD FOR SIZING POLYOLEFIN YARNS WHICH COMPRISES APPLYING CHLORINATED ATACTIC POLYPROPYLENE TO SAID YARNS BY PASSING SAID YARNS THROUGH AN AQUEOUS EMULSION OF SAID CHLORINATED ATACTIC POLYPROPYLENE AND THEREUPON DRYING THE THUS TREATED YARNS.
Claim 2
Independent Claim
35 words
A METHOD FOR SIZING POLYOLEFIN YARNS WHICH COMPRISES APPLYING CHLORINATED ATACTIC POLYPROPYLENE TO SAID YARNS BY PASSING SAID YARNS THROUGH AN AQUEOUS EMULSION OF SAID CHLORINATED ATACTIC POLYPROPYLENE AND THEREUPON DRYING THE THUS TREATED YARNS.
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) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |