US3084131A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aqueous coating compositions containing a water soluble acrylamide polymer having colloidal silica sol dispersed therein and method of coating therewith
Assignee: Monsanto Chemicals Ltd
•
Filing: 1958-06-06
•
Granted: 1963-04-02
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Expires: 1978-06-06
Abstract
No abstract record available.
Inventors
- 👤 Gilbert J Mcewan
- 👤 Richard P Beimler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:46
CPC Classifications
C; C09; C09D; C09D133/00; C09D133/24; C09D133/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A COMPOSITION OF MATTER CAPABLE OF FORMING SOILRESISTANT AND SLIP-RESISTANT COATINGS CONSISTING ESSENTIALLY OF AN AQUEOUS MEDIUM HAVING ALKALI-STABILIZED COLLOIDAL SILICA DISPERSED THEREIN AND HAVING DISSOLVED THEREIN A WATER-SOLUBLE POLYMERIZATION PRODUCT OF AT LEAST 80% BY WEIGHT OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF ACRYLAMIDE AND ALPHA-METHYL ACRYLAMIDE AND UP TO 20% BY WEIGHT OF A MONO-ETHYLENICALY-UNSATURATED, ORGANIC COMPOUND COPOLYMERIZABLE THEREWITH, THE QUANTITY OF SIO2 BEING IN THE RANGE OF 10 TO 2500 PARTS BY WEIGHT OF SIO2 PER 100 PARTS BY WEIGHT OF SAID WATER SOLUBLE POLYMER.
Claim 2
Dependent Claim
90 words
A COMPOSITION OF MATTER CAPABLE OF FORMING SOILRESISTANT AND SLIP-RESISTANT COATINGS CONSISTING ESSENTIALLY OF AN AQUEOUS MEDIUM HAVING ALKALI-STABILIZED COLLOIDAL SILICA DISPERSED THEREIN AND HAVING DISSOLVED THEREIN A WATER-SOLUBLE POLYMERIZATION PRODUCT OF AT LEAST 80% BY WEIGHT OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF ACRYLAMIDE AND ALPHA-METHYL ACRYLAMIDE AND UP TO 20% BY WEIGHT OF A MONO-ETHYLENICALY-UNSATURATED, ORGANIC COMPOUND COPOLYMERIZABLE THEREWITH, THE QUANTITY OF SIO2 BEING IN THE RANGE OF 10 TO 2500 PARTS BY WEIGHT OF SIO2 PER 100 PARTS BY WEIGHT OF SAID WATER SOLUBLE POLYMER.
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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) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |