US2599359A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive materials and processes of assembling sheet materials
Assignee: Wyeth Holdings LLC
•
Filing: 1946-03-21
•
Granted: 1952-06-03
•
Expires: 1966-03-21
Abstract
No abstract record available.
Inventors
- 👤 Reginald M Banks
- 👤 Richard W Lahey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:56
CPC Classifications
A; A43; A43D; A43D11/00; A43D11/01; A43D11/02; C; C09; C09J; C09J5/00; C09J5/06; Y; Y10; Y10T; Y10T428/00; Y10T428/14; Y10T428/1462; Y10T428/28; Y10T428/2848; Y10T442/00; Y10T442/30; Y10T442/3472; Y10T442/3602; Y10T442/3667
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
A PROCESS OF JOINING TWO SHEETS OF MATERIAL WHICH COMPRISES AFFIXING THE TWO SHEETS OF MATERIAL TOGETHER BY INTERPOSING BETWEEN THEM AN ADHESIVE MATERIAL CONSISTING ESSENTIALLY OF A SHEET OF WATER-INSOLUBLE THERMOPLASTIC SYNTHETIC RESINOUS MATERIAL WHICH SOFTENS BETWEEN 105*C. AND 160*C. HAVING BOTH SURFACES COVERED WITH PRESSURE ADHESIVE COATINGS OF AN ELASTOMER, AFFIXING THE TWO SHEETS OF MATERIAL TO BE JOINED TOGETHER IN THE DESIRED POSITION BY MEANS OF SAID PRESSURE ADHESIVE COATINGS TO FORM A TEMPORARY BOND BETWEEN SAID TWO SHEETS OF MATERIAL, AND THEN SUBJECTING THE RESULTING ASSEMBLY TO HEAT AND PRESSURE TO CAUSE THE THERMOPLASTIC SHEET TO FUSE AND THEREBY PERMANENTLY FIX TOGETHER THE TWO SHEETS OF MATERIAL TO BE JOINED TOGETHER, SAID THERMOPLASTIC MATERIAL BEING A SYNTHETIC RUBBERLIKE MATERIAL OBTAINED BY THE COPOLYMERIZATION OF BUTADIENE AND ACRYLONITRILE AND SAID ELASTOMER BEING NATURAL RUBBER.
Claim 2
Dependent Claim
137 words
A PROCESS OF JOINING TWO SHEETS OF MATERIAL WHICH COMPRISES AFFIXING THE TWO SHEETS OF MATERIAL TOGETHER BY INTERPOSING BETWEEN THEM AN ADHESIVE MATERIAL CONSISTING ESSENTIALLY OF A SHEET OF WATER-INSOLUBLE THERMOPLASTIC SYNTHETIC RESINOUS MATERIAL WHICH SOFTENS BETWEEN 105*C. AND 160*C. HAVING BOTH SURFACES COVERED WITH PRESSURE ADHESIVE COATINGS OF AN ELASTOMER, AFFIXING THE TWO SHEETS OF MATERIAL TO BE JOINED TOGETHER IN THE DESIRED POSITION BY MEANS OF SAID PRESSURE ADHESIVE COATINGS TO FORM A TEMPORARY BOND BETWEEN SAID TWO SHEETS OF MATERIAL, AND THEN SUBJECTING THE RESULTING ASSEMBLY TO HEAT AND PRESSURE TO CAUSE THE THERMOPLASTIC SHEET TO FUSE AND THEREBY PERMANENTLY FIX TOGETHER THE TWO SHEETS OF MATERIAL TO BE JOINED TOGETHER, SAID THERMOPLASTIC MATERIAL BEING A SYNTHETIC RUBBERLIKE MATERIAL OBTAINED BY THE COPOLYMERIZATION OF BUTADIENE AND ACRYLONITRILE AND SAID ELASTOMER BEING NATURAL RUBBER.
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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) | 1955-06-03 | 1955-12-03 | 1956-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-03 | 1959-12-03 | 1960-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-03 | 1963-12-03 | 1964-06-03 | $7700.00 | Window Closed / Lapsed |