US3038826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminate and process
Assignee: Richardson Co
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Filing: 1959-07-03
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Granted: 1962-06-12
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Expires: 1979-07-03
Abstract
No abstract record available.
Inventors
- 👤 Robert C Medl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:14
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/42; B; B32; B32B; B32B27/00; C09; C09J; C09J163/00; C08L; C08L2666/00; C08L2666/02; C08L2666/26; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31511; Y10T428/31529; Y10T428/31551; Y10T428/31634
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
79 words
A SYNTHETIC, BOARD-LIKE LAMINATE CAPABLE OF BEING FABRICATED AT A TEMPERATURE OF BETWEEN 40*-100*F. WITHOUT APPRECIABLE CREATION OF CRACKS OR CHIPS WHICH COMPRISES A PLURALITY OF SUPERIMPOSED FILLER SHEETS EACH OF WHICH HAS BEEN IMPREGNATED WITH A HEAT-CURABLE RESINOUS COMPOSITION COMPRISING: (1) THE REACTION PRODUCT OF AN UNSATURATED OIL AND AN UNSATURATED POLYCARBOXYLIC ACID, AND (2) AN EPOXYLATED COMPOUND CONTAINING A PLURALITY OF EPOXY GROUPS, THE WHOLE ASEMBLY HAVING BEEN CONSOLIDATED AS AN INTEGRAL UNIT BY HEAT AND PRESSURE.
Claim 2
Dependent Claim
79 words
A SYNTHETIC, BOARD-LIKE LAMINATE CAPABLE OF BEING FABRICATED AT A TEMPERATURE OF BETWEEN 40*-100*F. WITHOUT APPRECIABLE CREATION OF CRACKS OR CHIPS WHICH COMPRISES A PLURALITY OF SUPERIMPOSED FILLER SHEETS EACH OF WHICH HAS BEEN IMPREGNATED WITH A HEAT-CURABLE RESINOUS COMPOSITION COMPRISING: (1) THE REACTION PRODUCT OF AN UNSATURATED OIL AND AN UNSATURATED POLYCARBOXYLIC ACID, AND (2) AN EPOXYLATED COMPOUND CONTAINING A PLURALITY OF EPOXY GROUPS, THE WHOLE ASEMBLY HAVING BEEN CONSOLIDATED AS AN INTEGRAL UNIT BY HEAT AND PRESSURE.
Claim 3
Dependent Claim
68 words
A PROCESS OF MAKING A SYNTHETIC, BOARD-LIKE LAMINATE INCLUDING THE STEPS OF IMPREGNATING A FILLER SHEET WITH A RESINOUS COMPOSITION COMPRISING: (1) THE REACTION PRODUCT OFAN UNSATURATED OIL ANDAN UNSATURATED POLYCARBOXYLIC ACID, AND (2) AN EPOXYLATED COMPOUND CONTAINING A PLURALITY OF EPOXY GROUPS, SUPERIMPOSING A PLURALITY OF SAID IMPREGNATED FILLER SHEETS TO FORM AN ASSEMBLY, AND CONSOLIDATING SAID ASSEMBLY BY HEAT AND PRESSURE TO FORM AN INTEGRAL UNIT.
Claim 4
Dependent Claim
68 words
A PROCESS OF MAKING A SYNTHETIC, BOARD-LIKE LAMINATE INCLUDING THE STEPS OF IMPREGNATING A FILLER SHEET WITH A RESINOUS COMPOSITION COMPRISING: (1) THE REACTION PRODUCT OFAN UNSATURATED OIL ANDAN UNSATURATED POLYCARBOXYLIC ACID, AND (2) AN EPOXYLATED COMPOUND CONTAINING A PLURALITY OF EPOXY GROUPS, SUPERIMPOSING A PLURALITY OF SAID IMPREGNATED FILLER SHEETS TO FORM AN ASSEMBLY, AND CONSOLIDATING SAID ASSEMBLY BY HEAT AND PRESSURE TO FORM AN INTEGRAL UNIT.
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) | 1965-06-11 | 1965-12-11 | 1966-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-11 | 1969-12-11 | 1970-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-11 | 1973-12-11 | 1974-06-12 | $7700.00 | Window Closed / Lapsed |