Patent US2537982A successfully refreshed from Google Patents.
US2537982A
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Adhesive cementing and coating composition
Assignee: 3M Co
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Filing: 1945-08-03
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Granted: 1951-01-16
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Expires: 1965-08-03
Abstract
No abstract record available.
Inventors
- 👤 Alfred L Finn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:57
CPC Classifications
C; C08; C08L; C08L9/00; Y; Y10; Y10S; Y10S156/00; Y10S156/91; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249987; Y10T428/249991; Y10T428/249992; Y10T428/31504; Y10T428/31678; Y10T428/31688; Y10T428/31692; Y10T428/31696; Y10T428/31699; Y10T428/31855; Y10T428/31909; Y10T428/31924; Y10T428/31931; Y10T442/00; Y10T442/20; Y10T442/2738
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
IN A COMPOSITE STRUCTURE, A MEMBER HAVING A SURFACE AND, FIRMLY ADHERENTLY BONDED THERETO, A COATING COMPRISING THE DRIED AND TOUGHENED LAYER OF AN ADHESIVE CEMENT COMPOSITION COMPRISING A THERMOPLASTIC BASE INCLUDING 100 PARTS OF RUBBERY BUTADIENE-ACRYLONITRILE POLYMER AND ABOUT 50-130 PARTS OF TACKIFIER RESIN SOLID AT ROOM TERMPERATURES, AND A TOUGHENING AGENT COMPRISING A BIVALENT METAL SALT OF AN AROMATIC MONOCARBOXYLIC ACID, SAID TOUGHENING AGENT BEING PRESENT IN AN AMOUNT EQUIVALENT TO ABOUT 10-20 PARTS OF SAID ACID.
Claim 2
Dependent Claim
79 words
IN A COMPOSITE STRUCTURE, A MEMBER HAVING A SURFACE AND, FIRMLY ADHERENTLY BONDED THERETO, A COATING COMPRISING THE DRIED AND TOUGHENED LAYER OF AN ADHESIVE CEMENT COMPOSITION COMPRISING A THERMOPLASTIC BASE INCLUDING 100 PARTS OF RUBBERY BUTADIENE-ACRYLONITRILE POLYMER AND ABOUT 50-130 PARTS OF TACKIFIER RESIN SOLID AT ROOM TERMPERATURES, AND A TOUGHENING AGENT COMPRISING A BIVALENT METAL SALT OF AN AROMATIC MONOCARBOXYLIC ACID, SAID TOUGHENING AGENT BEING PRESENT IN AN AMOUNT EQUIVALENT TO ABOUT 10-20 PARTS OF SAID ACID.
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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) | 1954-01-15 | 1954-07-17 | 1955-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-15 | 1958-07-17 | 1959-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-15 | 1962-07-17 | 1963-01-16 | $7700.00 | Window Closed / Lapsed |