US2825672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improved plastic laminate
Assignee: Bjorksten Research Laboratories Inc
•
Filing: 1955-02-28
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Granted: 1958-03-04
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Expires: 1975-02-28
Abstract
No abstract record available.
Inventors
- 👤 Frank F Koblitz
- 👤 Tinoco Joan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:07
CPC Classifications
B; B32; B32B; B32B27/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31511; Y10T428/31725; Y10T428/31739; Y10T428/31743; Y10T428/31855; Y10T428/31909
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
AN ARTICLE OF MANUFACTURE COMPRISING AN ACRYLIC BASED SELECTED FROM THE GROUP CONSISTING OF POLYMERS AND COPOLYMERS OF ACRYLIC ACID, METHACRYLIC ACID, AND ESTERS THEREOF, SAID ACRYLIC BASE COATED WITH A SYNTHETIC RESIN ADHESIVE, SAID ADHESIVE-COATED ACRYLIC BASE LAMINATED TO A PREFORMED LAYER OF RESIN SELECTED FROM THE GROUP CONSISTING OF N-ALKOXYLATED NYLONS, N-HYDROXYLATED NYLONS AND N-ALKENOXYLATED NYLON, SAID LAYER OF SAID NYLON RESIN COATED WITH A COATING CHARACTERIZED BY CONSISTING OF A POLYEPOXIDE AND AN ACRYLIC BASE, SAID ACRYLIC BASE SELECTED FROM THE GROUP CONSISTING OF THE POLYMERS AND COPOLYMERS OF METHACRYLIC ACID, ACRYLIC ACID AND ESTERS THEREOF.
Claim 2
Dependent Claim
99 words
AN ARTICLE OF MANUFACTURE COMPRISING AN ACRYLIC BASED SELECTED FROM THE GROUP CONSISTING OF POLYMERS AND COPOLYMERS OF ACRYLIC ACID, METHACRYLIC ACID, AND ESTERS THEREOF, SAID ACRYLIC BASE COATED WITH A SYNTHETIC RESIN ADHESIVE, SAID ADHESIVE-COATED ACRYLIC BASE LAMINATED TO A PREFORMED LAYER OF RESIN SELECTED FROM THE GROUP CONSISTING OF N-ALKOXYLATED NYLONS, N-HYDROXYLATED NYLONS AND N-ALKENOXYLATED NYLON, SAID LAYER OF SAID NYLON RESIN COATED WITH A COATING CHARACTERIZED BY CONSISTING OF A POLYEPOXIDE AND AN ACRYLIC BASE, SAID ACRYLIC BASE SELECTED FROM THE GROUP CONSISTING OF THE POLYMERS AND COPOLYMERS OF METHACRYLIC ACID, ACRYLIC ACID AND ESTERS THEREOF.
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) | 1961-03-03 | 1961-09-02 | 1962-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-03 | 1965-09-02 | 1966-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-03 | 1969-09-02 | 1970-03-04 | $7700.00 | Window Closed / Lapsed |