Patent US2683699A successfully refreshed from Google Patents.
US2683699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Freeze stabilized latex coatings
Assignee: Sherwin Williams Co
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Filing: 1952-02-25
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Granted: 1954-07-13
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Expires: 1972-02-25
Abstract
No abstract record available.
Inventors
- 👤 Harvey T Gehring
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:02
CPC Classifications
C; C09; C09D; C09D125/00; C09D125/02; C09D125/04; C09D125/08; C09D125/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
A METHOD OF STABILIZING AN EMULSION COPOLYMER COMPRISING AN AROMATIC VINYL COMPOUND CONTAINING A SINGLE CENTER OF UNSATURATION AND A CONJUGATED DIOLEFIN HAVING THE QUALITIES ESSENTIAL TO A PAINT LATEX WHICH COMPRISES DISPERSING THEREIN FROM 1% TO 15% OF A WATER-SOLUBLE COMPOUND CONTAINIGN A UREYLENE NUCLEUS
Claim 2
Independent Claim
46 words
A METHOD OF STABILIZING AN EMULSION COPOLYMER COMPRISING AN AROMATIC VINYL COMPOUND CONTAINING A SINGLE CENTER OF UNSATURATION AND A CONJUGATED DIOLEFIN HAVING THE QUALITIES ESSENTIAL TO A PAINT LATEX WHICH COMPRISES DISPERSING THEREIN FROM 1% TO 15% OF A WATER-SOLUBLE COMPOUND CONTAINIGN A UREYLENE NUCLEUS
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) | 1957-07-12 | 1958-01-11 | 1958-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-12 | 1962-01-11 | 1962-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-12 | 1966-01-11 | 1966-07-13 | $7700.00 | Window Closed / Lapsed |