Patent US2596235A successfully refreshed from Google Patents.
US2596235A
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Terpene-phenolic reaction product
Assignee: Neville Co
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Filing: 1947-10-02
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Granted: 1952-05-13
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Expires: 1967-10-02
Abstract
No abstract record available.
Inventors
- 👤 Lyle M Geiger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:06
CPC Classifications
C; C07; C07C; C07C37/00; C07C37/11; C07C37/14; C07C2601/00; C07C2601/12; C07C2601/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
THAT METHOD WHICH COMPRISES HEATING ORDINARY PHENOL (C6H5OH) IN CONTACT WITH A CONDENSATION CATALYST, ADDING TO THE HEATED MIXTURE A NATURAL CYCLIC TERPENE, SAID PHENOL BEING PRESENT IN MOLAR EXCESS OVER SAID TERPENE, AND SEPARATING FROM THE REACTION MIXTURE CONDENSATION PRODUCT CHARACTERIZED BY EXISTING REVERSIBLY IN A RESINOUS FORM AND IN A CRYSTALLINE FORM MELTING AT 98* C. AFTER RECRYSTALLIZATION FROM ALCOHOL, BY BEING REACTIVE WITH DRYING OILS, AND BY COMPLETE SOLUBILITY IN ALCOHOL AS DETERMINED BY THE TEST DESCRIBED HEREIN.
Claim 2
Dependent Claim
81 words
THAT METHOD WHICH COMPRISES HEATING ORDINARY PHENOL (C6H5OH) IN CONTACT WITH A CONDENSATION CATALYST, ADDING TO THE HEATED MIXTURE A NATURAL CYCLIC TERPENE, SAID PHENOL BEING PRESENT IN MOLAR EXCESS OVER SAID TERPENE, AND SEPARATING FROM THE REACTION MIXTURE CONDENSATION PRODUCT CHARACTERIZED BY EXISTING REVERSIBLY IN A RESINOUS FORM AND IN A CRYSTALLINE FORM MELTING AT 98* C. AFTER RECRYSTALLIZATION FROM ALCOHOL, BY BEING REACTIVE WITH DRYING OILS, AND BY COMPLETE SOLUBILITY IN ALCOHOL AS DETERMINED BY THE TEST DESCRIBED HEREIN.
References Cited (Backward Citations)
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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) | 1955-05-13 | 1955-11-12 | 1956-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-13 | 1959-11-12 | 1960-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-13 | 1963-11-12 | 1964-05-13 | $7700.00 | Window Closed / Lapsed |