US2801198A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Decorative core stock laminating varnishes and phenolic resin core and decorative laminates produced therefrom
Assignee: Honeywell International Inc
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Filing: 1955-06-13
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Granted: 1957-07-30
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Expires: 1975-06-13
Abstract
No abstract record available.
Inventors
- 👤 William E Morris
- 👤 John M Verdi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:36
CPC Classifications
D; D21; D21H; D21H17/00; D21H17/20; D21H17/33; D21H17/46; D21H17/47; D21H17/48; B; B32; B32B; B32B27/00; D21H27/00; D21H27/18; D21H27/22; D21H27/24; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24851; Y10T428/24868; Y10T428/24934; Y10T428/31504; Y10T428/31942; Y10T428/31946; Y10T428/31949; Y10T428/31964; Y10T428/31967; Y10T428/31971; Y10T428/31975; Y10T428/31978; Y10T428/31982; Y10T428/31986
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
83 words
A CORE STSOCH VARNIS PARTICULARLY ADAPTED FOR USE IN DECORATIVE LAMINATES WHICH COMPRISES A BLEND OF A WATER-SOLUBLE PHENOL-FORMALDEHYDE RESIN HAVING A WATER DILUTABILITY OF AT LEAST 51 PRODUCED BY REACTING PHENOL AND FORMALDEHYDE IN THE MOLAR RATIO OF ABOUT 1:1 TO 1:2.5 IN THE PRESENCE OF AN ALKALI METAL COMPOUND CATALYST AND A WATER-INSOLUBLE, ALCOHOL-SOLUBLE MODIFIED PHENOFORMALDEHYDE RESIN PRODUCED BY REACTING PHENOL AND FORMALDEHYDE IN THE MOLAR PROPORTION OF ABOUT 1:0.9 TO 1:1.3 IN THE PRESENCE OF AN AMMONIA TYPE CATALYST SELECTED
Claim 2
Dependent Claim
83 words
A CORE STSOCH VARNIS PARTICULARLY ADAPTED FOR USE IN DECORATIVE LAMINATES WHICH COMPRISES A BLEND OF A WATER-SOLUBLE PHENOL-FORMALDEHYDE RESIN HAVING A WATER DILUTABILITY OF AT LEAST 51 PRODUCED BY REACTING PHENOL AND FORMALDEHYDE IN THE MOLAR RATIO OF ABOUT 1:1 TO 1:2.5 IN THE PRESENCE OF AN ALKALI METAL COMPOUND CATALYST AND A WATER-INSOLUBLE, ALCOHOL-SOLUBLE MODIFIED PHENOFORMALDEHYDE RESIN PRODUCED BY REACTING PHENOL AND FORMALDEHYDE IN THE MOLAR PROPORTION OF ABOUT 1:0.9 TO 1:1.3 IN THE PRESENCE OF AN AMMONIA TYPE CATALYST SELECTED
Claim 3
Dependent Claim
25 words
A CORE STOCK ADAPTED FOR USE IN DECORATIVE LAMINATES COMPRISING SEVERAL SHEETS OF KRAFT PAPER IMPREGNATED WITH CORE STOCK VARNISH AS CLAIMED IN CLAIM 1.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-29 | 1961-01-28 | 1961-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-29 | 1965-01-28 | 1965-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-29 | 1969-01-28 | 1969-07-30 | $7700.00 | Window Closed / Lapsed |