US2907732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polycarboxylic acid, epoxide compositions and aldehyde condensate modifications thereof
Assignee: SC Johnson and Son Inc
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Filing: 1958-10-02
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Granted: 1959-10-06
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Expires: 1978-10-02
Abstract
No abstract record available.
Inventors
- 👤 Greenlee Sylvan Owen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:41
CPC Classifications
C; C08; C08L; C08L63/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
177 words
A COMPOSITION OF MATTER COMPRISING THE CONDENSATION PRODUCT OBTAINED BY HEATING (A) AN ORGANIC POLYEPOXIDE HAVING AN AVERAGE OF MORE THAN ONE EPOXIDE GROUP PER MOLECULE WHEREIN THE EPOXY OXYGEN IS LINKED TO ADJACENT CARBON ATOMS AND (B) A POLYCARBOXYLIC ETHER ACID COMPRISING THE CONDENSATION PRODUCT OF (1) A 484 BIS(HYDROXYARYL) PENTANIOC ACID WHEREIN THE HYDROXYARYL RADICAL IS A MEMBER OF THE GROUP CONSISTING OF UNSUBSTITUTED HYDROXYPHENYL AND RING SUBSTITUTED HYDROXYPHENYL WHEREIN THE HYDROXY GROUP OF SAID MEMBER IS IN A POSITION OTHER THAN ONE META TO THE POINT OF ATTACHMENT OF SAID MEMBER TO THE PENTANIOC ACID, ANY SUBSTITUENTS ON THE HYDROXYPHENYL BEING A MEMBER SELECTED FROM THE GROUP CONSISTING OF CHLORO, BROMO, NITRO AND ALKYL GROUPS OF FROM 1-5 CARBON ATOMS AND (2) A COUPLING AGENT HAVING A TOTAL OF FROM 2-10 CARBON ATOMS AND HAVING THE STRUCTURE FORMULA X-A-X WHEREIN X IS A MEMBER OF THE GROUP CONSISTING OF HALOGEN ATOMS AND OXIARANE GROUPS AND A IS A DIVALENT RADICAL SELECTED FROM THE GROUP CONSISTING OF ALKYLENE, HYDROXYALKYLENE, DIALKYLENE ETHER, VINYLENE AND MIXTURES THEREOF.
Claim 2
Dependent Claim
177 words
A COMPOSITION OF MATTER COMPRISING THE CONDENSATION PRODUCT OBTAINED BY HEATING (A) AN ORGANIC POLYEPOXIDE HAVING AN AVERAGE OF MORE THAN ONE EPOXIDE GROUP PER MOLECULE WHEREIN THE EPOXY OXYGEN IS LINKED TO ADJACENT CARBON ATOMS AND (B) A POLYCARBOXYLIC ETHER ACID COMPRISING THE CONDENSATION PRODUCT OF (1) A 484 BIS(HYDROXYARYL) PENTANIOC ACID WHEREIN THE HYDROXYARYL RADICAL IS A MEMBER OF THE GROUP CONSISTING OF UNSUBSTITUTED HYDROXYPHENYL AND RING SUBSTITUTED HYDROXYPHENYL WHEREIN THE HYDROXY GROUP OF SAID MEMBER IS IN A POSITION OTHER THAN ONE META TO THE POINT OF ATTACHMENT OF SAID MEMBER TO THE PENTANIOC ACID, ANY SUBSTITUENTS ON THE HYDROXYPHENYL BEING A MEMBER SELECTED FROM THE GROUP CONSISTING OF CHLORO, BROMO, NITRO AND ALKYL GROUPS OF FROM 1-5 CARBON ATOMS AND (2) A COUPLING AGENT HAVING A TOTAL OF FROM 2-10 CARBON ATOMS AND HAVING THE STRUCTURE FORMULA X-A-X WHEREIN X IS A MEMBER OF THE GROUP CONSISTING OF HALOGEN ATOMS AND OXIARANE GROUPS AND A IS A DIVALENT RADICAL SELECTED FROM THE GROUP CONSISTING OF ALKYLENE, HYDROXYALKYLENE, DIALKYLENE ETHER, VINYLENE AND MIXTURES THEREOF.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-05 | 1963-04-06 | 1963-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-05 | 1967-04-06 | 1967-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-05 | 1971-04-06 | 1971-10-06 | $7700.00 | Window Closed / Lapsed |