Patent US2907733A successfully refreshed from Google Patents.
US2907733A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diphenolic acid modified oil-aldehyde condensates
Assignee: SC Johnson and Son Inc
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Filing: 1956-10-01
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Granted: 1959-10-06
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Expires: 1976-10-01
Abstract
No abstract record available.
Inventors
- 👤 Sylvan O Greenlee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:46
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/02; C08G63/60; C08G63/91; C08G63/914
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A NEW COMPOSITION OF MATTER COMPRISING THE CONDENSATION PRODUCT OBTAINED BY HEATING FORMALDEHYDR AND THE ESTER OF (A) A PENTANIOC ACID CONSISTING ESSENTICALLY OF 4,4 BIS-(4-HYDROXYARYL) PENTANIOC ACID WHEREIN THE HYDROXYARYL RADICAL IS A HYDROXYPHENYL RADICAL AND IS FREE FROM SUBSTITUENTS OTHER THAN ALKYL GROUPS OF FROM 1-5 CARBON ATOMS AND (B) AN ESTER OF AN ALIPHATIC HYDROCARBON AOCOHOL AND AN ALIPHATIC MONOCARBOXYLIC ACID OF FROM ABOUT 10 TO 3L CARBON ATOMS, WITH SAID ACID HAVING IN ADDITION TO THE CARBOXYL RADICAL AT LEAST ONE RADICAL SELECTED FROM THE GROUP CONSISTING OF HYDROXYL AND OXIRANE RADICALS.
Claim 2
Dependent Claim
96 words
A NEW COMPOSITION OF MATTER COMPRISING THE CONDENSATION PRODUCT OBTAINED BY HEATING FORMALDEHYDR AND THE ESTER OF (A) A PENTANIOC ACID CONSISTING ESSENTICALLY OF 4,4 BIS-(4-HYDROXYARYL) PENTANIOC ACID WHEREIN THE HYDROXYARYL RADICAL IS A HYDROXYPHENYL RADICAL AND IS FREE FROM SUBSTITUENTS OTHER THAN ALKYL GROUPS OF FROM 1-5 CARBON ATOMS AND (B) AN ESTER OF AN ALIPHATIC HYDROCARBON AOCOHOL AND AN ALIPHATIC MONOCARBOXYLIC ACID OF FROM ABOUT 10 TO 3L CARBON ATOMS, WITH SAID ACID HAVING IN ADDITION TO THE CARBOXYL RADICAL AT LEAST ONE RADICAL SELECTED FROM THE GROUP CONSISTING OF HYDROXYL AND OXIRANE RADICALS.
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 |