US3311520A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming textured laminate surface
Assignee: NAT PLASTIC PRODUCTS Co I
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Filing: 1965-10-18
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Granted: 1967-03-28
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Expires: 1985-10-18
Abstract
No abstract record available.
Inventors
- 👤 Michaelson Jack
- 👤 Richard C Mcdevitt
- 👤 Herbert I Scher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:05
CPC Classifications
B; B32; B32B; B32B37/00; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1023; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31688
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
IN THE MANUFACTURE OF PRESSING PLATE DIES FOR THE PRODUCTION OF THREE-DIMENSIONAL SURFACED LAMINATES, THE PROCESS COMPRISING: (A) PROVIDING A NEGATIVE MASTER HAVING A DEFORMATION RESISTANT DIMENSIONALLY STABLE METAL CORE AND A THERMOSET RESIN IMPREGNATED FIBROUS SHEET SURFACE HAVING A TEXTURED PATTERN THEREON; (B) COATING SAID NEGATIVE MASTER WITH FLUORINATED HYDROCARBON POLYMER HIGHLY RESISTANT TO STICKING (C) ASSEMBLING IN A STACK (A) A PLURALITY OF FIBROUS SHEETS IMPREGNATED WITH A THERMOSETTING RESIN, (B) AN ADHESIVE COATED DEOFORMATION RESISTANT, DIMENSIONALLY STABLE METAL PLATE, AND (C) SAID POLYMER COATED NEGATIVE MASTER, WITH SAID IMPREGNATED FIBROUS SHEETS (A) BEING INTERPOSED BETWEEN SAID COATED SURFACES; (D) APPLYING SUFFICIENT HEAT AND PRESSURE TO THE ASSEMBLY TO EFFECT A LAMINATION OF SAID SHEETS TOGETHER WITH SAID METAL PLATE TO THEREBY PRODUCE A POSITIVE MASTER; (E) REMOVING SAID NEGATIVE MASTER FROM SAID NEWLY FORMED POSITIVE MASTER;
Claim 2
Dependent Claim
139 words
IN THE MANUFACTURE OF PRESSING PLATE DIES FOR THE PRODUCTION OF THREE-DIMENSIONAL SURFACED LAMINATES, THE PROCESS COMPRISING: (A) PROVIDING A NEGATIVE MASTER HAVING A DEFORMATION RESISTANT DIMENSIONALLY STABLE METAL CORE AND A THERMOSET RESIN IMPREGNATED FIBROUS SHEET SURFACE HAVING A TEXTURED PATTERN THEREON; (B) COATING SAID NEGATIVE MASTER WITH FLUORINATED HYDROCARBON POLYMER HIGHLY RESISTANT TO STICKING (C) ASSEMBLING IN A STACK (A) A PLURALITY OF FIBROUS SHEETS IMPREGNATED WITH A THERMOSETTING RESIN, (B) AN ADHESIVE COATED DEOFORMATION RESISTANT, DIMENSIONALLY STABLE METAL PLATE, AND (C) SAID POLYMER COATED NEGATIVE MASTER, WITH SAID IMPREGNATED FIBROUS SHEETS (A) BEING INTERPOSED BETWEEN SAID COATED SURFACES; (D) APPLYING SUFFICIENT HEAT AND PRESSURE TO THE ASSEMBLY TO EFFECT A LAMINATION OF SAID SHEETS TOGETHER WITH SAID METAL PLATE TO THEREBY PRODUCE A POSITIVE MASTER; (E) REMOVING SAID NEGATIVE MASTER FROM SAID NEWLY FORMED POSITIVE MASTER;
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) | 1970-03-27 | 1970-09-26 | 1971-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-27 | 1974-09-26 | 1975-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-27 | 1978-09-26 | 1979-03-28 | $7700.00 | Window Closed / Lapsed |