Patent US2817386A successfully refreshed from Google Patents.
US2817386A
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Plasticized nuclear alkylphenol-formaldehyde resins and paper laminates prepared therefrom
Assignee: Monsanto Chemicals Ltd
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Filing: 1955-11-22
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Granted: 1957-12-24
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Expires: 1975-11-22
Abstract
No abstract record available.
Inventors
- 👤 Counos George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:31
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/13; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31942; Y10T428/31949; Y10T428/31964; Y10T428/31967
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
44 words
A WATER-SOLUBLE NUCLEAR ALKYLPHENOL-FORMALDEHYDE RESIN HAVING HOMOGENEOUSLY INCORPORATED THEREIN A PLASTICIZING QUANTITY OF A MATERIAL OF THE GROUP CONSISTING OF PHENETHYL PHENOLS, PHENISOPROPYL PHENOLS AND MIXTURES THEREOF, SAID NUCLEAR ALKYHENOL-FORMALDEHYDE RESIN CONSISTING ESSENTIALLY OF A BINARY CONDENSATION PRODUCT OF A NUCLEAR ALKYLPHENOL AND FORMALDEHYDE
Claim 2
Dependent Claim
44 words
A WATER-SOLUBLE NUCLEAR ALKYLPHENOL-FORMALDEHYDE RESIN HAVING HOMOGENEOUSLY INCORPORATED THEREIN A PLASTICIZING QUANTITY OF A MATERIAL OF THE GROUP CONSISTING OF PHENETHYL PHENOLS, PHENISOPROPYL PHENOLS AND MIXTURES THEREOF, SAID NUCLEAR ALKYHENOL-FORMALDEHYDE RESIN CONSISTING ESSENTIALLY OF A BINARY CONDENSATION PRODUCT OF A NUCLEAR ALKYLPHENOL AND FORMALDEHYDE
Claim 3
Dependent Claim
40 words
A PAPER LAMINATE COMPRISING A PLURALITY OF PAPER SHEETS IMPREGNATED AND BONDED WITH A PLASTICIZED RESIN COMPOSITION OF CLAIM 1, SAID PLASTICIZED RESIN HAVING BEEN CURED IN SITU IN THE LAMINATE TO AN INSOLUBLE, INFUSIBLE STATE UNDER HEAT AND PRESSURE.
References Cited (Backward Citations)
US2374316A
Cited
US2415763A
Cited
US2502003A
Cited
US2675335A
Cited
US2668802A
Cited
US2602076A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-23 | 1961-06-24 | 1961-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-23 | 1965-06-24 | 1965-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-23 | 1969-06-24 | 1969-12-24 | $7700.00 | Window Closed / Lapsed |