US3293205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyoxymethylene fibers for thickening organic resins
Assignee: WR Grace and Co
•
Filing: 1963-07-12
•
Granted: 1966-12-20
•
Expires: 1983-07-12
Abstract
No abstract record available.
Inventors
- 👤 Carroll F Doyle
- 👤 Luther O Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:57
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/40; A; A01; A01N; A01N25/00; A01N25/08; A01N25/10; B; B01; B01J; B01J19/00; B01J19/06; B29; B29B; B29B13/00; B29B9/00; B29B9/16; C; C08; C08J; C08J3/00; C08J3/12; C08L; C08L63/00; C08L67/00; C08L67/06; C08L77/00; D01F; D01F6/00; D01F6/58; D01F6/66; B29K; B29K2059/00; B29K2063/00; B29K2067/00; B29K2067/06; C08J2359/00; C08J2359/02; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2927
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
THIXOTROPICALLY THICKENED COMPOSITION COMPRISING A RESINOUS ORGANIC LIQUID HAVING INCORPORATED THEREIN A SMALL AMOUNT OF FIBERS OF IRRADIATION PRODUCED POLYOXYMETHYLENE, SAID FIBERS HAVING A MAJOR DIMENSION LESS THAN ABOUT 50 MICRONS AND A LENGTH TO DIAMETER RATIO GREATER THAN ABOUT 10 TO 1.
Claim 2
Dependent Claim
43 words
THIXOTROPICALLY THICKENED COMPOSITION COMPRISING A RESINOUS ORGANIC LIQUID HAVING INCORPORATED THEREIN A SMALL AMOUNT OF FIBERS OF IRRADIATION PRODUCED POLYOXYMETHYLENE, SAID FIBERS HAVING A MAJOR DIMENSION LESS THAN ABOUT 50 MICRONS AND A LENGTH TO DIAMETER RATIO GREATER THAN ABOUT 10 TO 1.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |