US2984584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of making carbon impregnated gas resistant fabrics and resultant article
Assignee: Rohm and Haas Co
•
Filing: 1945-01-31
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Granted: 1961-05-16
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Expires: 1965-01-31
Abstract
No abstract record available.
Inventors
- 👤 Sivert N Glarum
- 👤 Jr William J Thackston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:37
CPC Classifications
D; D06; D06M; D06M16/00; D06M11/00; D06M11/07; D06M11/11; D06M11/13; D06M11/155; D06M11/51; D06M11/55; D06M11/56; D06M11/58; D06M11/59; D06M11/62; D06M11/64; D06M11/65; D06M11/73; D06M11/74; D06M15/00; D06M15/01; D06M15/03; D06M15/05; D06M15/19; D06M15/21; D06M15/263; D06M15/267; Y; Y10; Y10S; Y10S428/00; Y10S428/911; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T442/00; Y10T442/20; Y10T442/2508; Y10T442/2516
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A PROCESS FOR PREPARING GAS-RESISTANT FABRICS WHICH COMPRISES IMPREGNATING FABRICS WITH FINELY DIVIDED ACTIVATED CARBON, A WATER-SOLUBLE ALIGNATE, AND A WATERSOLUBLE SALT OF A MATAL SELECTED FROM THE GROUP CONSISTING OF COPPER AND ZINC INSOLUBILIZING SAID ALGINATE WITH SAID SALT, AND APPLYING TO THE THUS IMPREGNATED FABRIC A DISPERSION OF AN ACRYLIC RESIN.
Claim 2
Dependent Claim
53 words
A PROCESS FOR PREPARING GAS-RESISTANT FABRICS WHICH COMPRISES IMPREGNATING FABRICS WITH FINELY DIVIDED ACTIVATED CARBON, A WATER-SOLUBLE ALIGNATE, AND A WATERSOLUBLE SALT OF A MATAL SELECTED FROM THE GROUP CONSISTING OF COPPER AND ZINC INSOLUBILIZING SAID ALGINATE WITH SAID SALT, AND APPLYING TO THE THUS IMPREGNATED FABRIC A DISPERSION OF AN ACRYLIC RESIN.
References Cited (Backward Citations)
US1456494A
Cited
US2290633A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-15 | 1964-11-14 | 1965-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-15 | 1968-11-14 | 1969-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-15 | 1972-11-14 | 1973-05-16 | $7700.00 | Window Closed / Lapsed |