Patent US2586092A successfully refreshed from Google Patents.
US2586092A
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Emulsion copolymerization of styrene with bodied oil or bodied oil modified alkyd
Assignee: Reichhold Chemicals Inc
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Filing: 1948-11-01
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Granted: 1952-02-19
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Expires: 1968-11-01
Abstract
No abstract record available.
Inventors
- 👤 Robinson Ralph Sidney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:25
CPC Classifications
C; C08; C08F; C08F242/00; C08F212/00; C08F212/02; C08F212/04; C08F212/06; C08F212/08; C09; C09D; C09D125/00; C09D125/02; C09D125/04; C09D125/08; C09D125/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A PROCESS WHICH COMPRISES SUSPENDING (1) A MEMBER OF A GROUP CONSISTING OF (A) A BODIED OIL SELECTED FROM A GROUP CONSISTING OF BODIED LINSEED OIL AND BODIED DEHYDRATED CASTOR OIL, AND (B) A GLYCEROL PHTHALATE ALKYD RESIN MODIFIED BY SUCH BODIED OIL, AND (2) STYRENE IN AN AQUEOUS MEDIUM, AND SUBJECTING SAID SUBSTANCES TO COPOLYMERISATION AT A TEMPERATURE OF 55* TO 65* C.
Claim 2
Dependent Claim
64 words
A PROCESS WHICH COMPRISES SUSPENDING (1) A MEMBER OF A GROUP CONSISTING OF (A) A BODIED OIL SELECTED FROM A GROUP CONSISTING OF BODIED LINSEED OIL AND BODIED DEHYDRATED CASTOR OIL, AND (B) A GLYCEROL PHTHALATE ALKYD RESIN MODIFIED BY SUCH BODIED OIL, AND (2) STYRENE IN AN AQUEOUS MEDIUM, AND SUBJECTING SAID SUBSTANCES TO COPOLYMERISATION AT A TEMPERATURE OF 55* TO 65* C.
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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) | 1955-02-18 | 1955-08-20 | 1956-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-18 | 1959-08-20 | 1960-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-18 | 1963-08-20 | 1964-02-19 | $7700.00 | Window Closed / Lapsed |