US3193407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Finished polyolefin fibers and method of preparation
Assignee: FMC Corp
•
Filing: 1962-04-19
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Granted: 1965-07-06
•
Expires: 1982-04-19
Abstract
No abstract record available.
Inventors
- 👤 Ann S Keller
- 👤 Harry H Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:01
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/53; D06M13/00; D06M13/322; D06M13/46; D06M13/47; D06M13/477; Y; Y10; Y10S; Y10S260/00; Y10S260/15; Y10S260/19; Y10S260/20; Y10S8/00; Y10S8/09; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2938; Y10T428/2964; Y10T428/2967
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
23 words
POLYOLEFIN FIBERS HAVING INCORPORATED THEREON A FINISH CONSISTING OF 3 TO 5% BY WEIGHT OF A MORPHOLINE DERIVATIVE OF THE FOLLOWING GENERAL FORMULA:
Claim 2
Dependent Claim
23 words
POLYOLEFIN FIBERS HAVING INCORPORATED THEREON A FINISH CONSISTING OF 3 TO 5% BY WEIGHT OF A MORPHOLINE DERIVATIVE OF THE FOLLOWING GENERAL FORMULA:
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) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |