US3170832A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foamed polyester resin laminated products and method of making same
Assignee: Hudson Foam Plastics Corp
•
Filing: 1954-07-08
•
Granted: 1965-02-23
•
Expires: 1974-07-08
Abstract
No abstract record available.
Inventors
- 👤 Christopher L Wilson
- 👤 Shuffman Oscar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:03
CPC Classifications
B; B32; B32B; B32B27/00; B29; B29C; B29C44/00; B29C44/34; B29C44/56; B29C44/569; B29C65/00; B29C65/02; B29C65/04; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/13; B29C66/133; B29C66/40; B29C66/41; B29C66/43; B29C66/433; B29C66/4332; B29C66/45; B29C66/70; B29C66/71; B29C66/72; B29C66/727; B29C67/00; B29C67/20; B29C66/80; B29C66/83; B29C66/832; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1039; Y10T156/1041; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/24496; Y10T428/24504; Y10T428/24521; Y10T428/31504; Y10T428/31855; Y10T428/31909
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
66 words
A LAMINATED MATERIAL COMPRISING A LAYER OF RESILIENT, FOAMED POLYESTER RESIN CONSISTING OF THE REACTION PRODUCT OF (1) A POLYESTER RESIN DERIVED FROM ADIPIC ACID AND DIETHYLENE GLYCOL, (2) TOLUENE DIISOCYANATE, (3) WATER, AND (4) A TERTIARY AMINE CATALYST; A THERMOPLASTIC LAYER SUPERPOSES ON SAID FOAMED LAYER, SPACED PORTIONS OF SAID FOAMED LAYER BEING COMPRESSED AND SURFACE PORTIONS THEREOF BEING DIRECTLY FUSED TO SAID THEREMOPLASTIC LAYER.
Claim 2
Dependent Claim
66 words
A LAMINATED MATERIAL COMPRISING A LAYER OF RESILIENT, FOAMED POLYESTER RESIN CONSISTING OF THE REACTION PRODUCT OF (1) A POLYESTER RESIN DERIVED FROM ADIPIC ACID AND DIETHYLENE GLYCOL, (2) TOLUENE DIISOCYANATE, (3) WATER, AND (4) A TERTIARY AMINE CATALYST; A THERMOPLASTIC LAYER SUPERPOSES ON SAID FOAMED LAYER, SPACED PORTIONS OF SAID FOAMED LAYER BEING COMPRESSED AND SURFACE PORTIONS THEREOF BEING DIRECTLY FUSED TO SAID THEREMOPLASTIC LAYER.
Claim 3
Independent Claim
92 words
A METHOD OF MAKING A LAMINATED MATERIAL COMPRISING SUPERPOSING A LAYER OF THERMOPLASTIC RESIN ON A LAYER OF RESILIENT, FOAMED POLYESTER RESIN CONSISTING OF THE REACTION PRODUCT OF (1) A POLYESTER RESIN DERIVED FROM A POLYCARBOXYLIC ACID AND A POLYHYDRIC ALCOHOL, (2) A DIISOCYANATE, (3) WATER, AND (4) A TERTIARY AMINE CATALYST; APPLYING PRESSURE AND HEAT TO SAID SUPERPOSED LAYERS AT PREDETERMINED AREAS THEREOF TO HEAT SEAL SAID LAYERS TOGETHER WHERE SAID AREAS ARE SUPERPOSED AND TO COMPRESS SAID FOAMED LAYER AT SAID AREAS, AND PERMITTING SAID HEAT SEALED LAYERS TO COOL.
Claim 4
Independent Claim
92 words
A METHOD OF MAKING A LAMINATED MATERIAL COMPRISING SUPERPOSING A LAYER OF THERMOPLASTIC RESIN ON A LAYER OF RESILIENT, FOAMED POLYESTER RESIN CONSISTING OF THE REACTION PRODUCT OF (1) A POLYESTER RESIN DERIVED FROM A POLYCARBOXYLIC ACID AND A POLYHYDRIC ALCOHOL, (2) A DIISOCYANATE, (3) WATER, AND (4) A TERTIARY AMINE CATALYST; APPLYING PRESSURE AND HEAT TO SAID SUPERPOSED LAYERS AT PREDETERMINED AREAS THEREOF TO HEAT SEAL SAID LAYERS TOGETHER WHERE SAID AREAS ARE SUPERPOSED AND TO COMPRESS SAID FOAMED LAYER AT SAID AREAS, AND PERMITTING SAID HEAT SEALED LAYERS TO COOL.
References Cited (Backward Citations)
US2121678A
Cited
US2140026A
Cited
US2376653A
Cited
US2434527A
Cited
US2409910A
Cited
US2576073A
Cited
US2621139A
Cited
US2602783A
Cited
US2639252A
Cited
US2650212A
Cited
US2626886A
Cited
US2698272A
Cited
US2642920A
Cited
BE516512A
Cited
US2713884A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-23 | 1968-08-24 | 1969-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-23 | 1972-08-24 | 1973-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-23 | 1976-08-24 | 1977-02-23 | $7700.00 | Window Closed / Lapsed |