US3062698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for laminating paper and textile materials to foamed thermoplastic resin forms
Assignee: Monsanto Chemicals Ltd
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Filing: 1955-10-17
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Granted: 1962-11-06
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Expires: 1975-10-17
Abstract
No abstract record available.
Inventors
- 👤 Ardashus A Aykanian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:51
CPC Classifications
B; B32; B32B; B32B27/00; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249987
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A METHOD FOR LAMINATING A FIBROUS SHEET OF COVERING MATERIAL TO A RIGID FOAMED THERMOPLASTIC RESIN SHEET WHICH CONSISTS ESSENTIALLY OF (1) ASSEMBLING A FIBROUS SHEET OF COVERING MATERIAL IN ENGAGEMENT WITH AT LEAST ONE SURFACE OF A RIGID FOAMED THERMOPLASTIC RESIN SHEET, (2) APPLYING A LIGHT PRESSURE TO THE ASSEMBLY, SAID PRESSURE BEING INSUFFICIENT TO CRUSH SAID RESIN SHEET, (3) HEATING SAID FIBROUS SHEET UNTIL THE SURFACE THEREOF CONTIGUOUS TO THE RESIN SHEET IS ABOVE THE MELTING POINT OF THE RESIN SHEET, (4) MAINTAINING SAID ASSEMBLY UNDER SAID HEAT AND PRESSURE CONDITIONS FOR LESS THAN ONE MINUTE, BUT FOR A PERIOD SUFFICIENT TO BOND THE FIBROUS SHEET TO THE RESIN SHEET, (5) RELIEVING THE PRESSURE ON THE ASSEMBLY, AND (6) COOLING THE ASSEMBLY.
Claim 2
Independent Claim
124 words
A METHOD FOR LAMINATING A FIBROUS SHEET OF COVERING MATERIAL TO A RIGID FOAMED THERMOPLASTIC RESIN SHEET WHICH CONSISTS ESSENTIALLY OF (1) ASSEMBLING A FIBROUS SHEET OF COVERING MATERIAL IN ENGAGEMENT WITH AT LEAST ONE SURFACE OF A RIGID FOAMED THERMOPLASTIC RESIN SHEET, (2) APPLYING A LIGHT PRESSURE TO THE ASSEMBLY, SAID PRESSURE BEING INSUFFICIENT TO CRUSH SAID RESIN SHEET, (3) HEATING SAID FIBROUS SHEET UNTIL THE SURFACE THEREOF CONTIGUOUS TO THE RESIN SHEET IS ABOVE THE MELTING POINT OF THE RESIN SHEET, (4) MAINTAINING SAID ASSEMBLY UNDER SAID HEAT AND PRESSURE CONDITIONS FOR LESS THAN ONE MINUTE, BUT FOR A PERIOD SUFFICIENT TO BOND THE FIBROUS SHEET TO THE RESIN SHEET, (5) RELIEVING THE PRESSURE ON THE ASSEMBLY, AND (6) COOLING THE ASSEMBLY.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |