US3281261A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing refractory metal oxide coated carbonized acrylic textile fibers
Assignee: Deering Milliken Research Corp
•
Filing: 1963-08-30
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Granted: 1966-10-25
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Expires: 1983-08-30
Abstract
No abstract record available.
Inventors
- 👤 Jack A Lynch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:29
CPC Classifications
D; D01; D01F; D01F9/00; D01F9/08; D01F9/12; D01F9/14; D01F9/20; D01F9/21; D01F9/22; D01F11/00; D01F11/10; D01F11/12; D01F9/16; Y; Y10; Y10S; Y10S264/00; Y10S264/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A METHOD FOR THE PREPARATION OF CARBONIZED TEXTILE MATERIALS COMPRISING COATING AN ACRYLIC TEXTILE MATERIAL WITH A COATING COMPOSITION CONTAINING AT LEAST ONE COMPOUND CAPABLE OF YIELDING A REFRACTORY METAL OXIDE, AND TEN CARBONIZING THE COATED TEXTILE MATERIAL IN AN OXYGEN CONTAINING ATMOSPHERE HAVING AN OXYGEN LEVEL OF FROM ABOUT 10% TO ABOUT 20% BY VOLUME.
Claim 2
Independent Claim
56 words
A METHOD FOR THE PREPARATION OF CARBONIZED TEXTILE MATERIALS COMPRISING COATING AN ACRYLIC TEXTILE MATERIAL WITH A COATING COMPOSITION CONTAINING AT LEAST ONE COMPOUND CAPABLE OF YIELDING A REFRACTORY METAL OXIDE, AND TEN CARBONIZING THE COATED TEXTILE MATERIAL IN AN OXYGEN CONTAINING ATMOSPHERE HAVING AN OXYGEN LEVEL OF FROM ABOUT 10% TO ABOUT 20% BY VOLUME.
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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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |