Patent US2667462A successfully refreshed from Google Patents.
US2667462A
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Adhesive from monoethylenically unsaturated dicarboxylic acid salt polymer
Assignee: Monsanto Chemicals Ltd
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Filing: 1950-10-24
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Granted: 1954-01-26
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Expires: 1970-10-24
Abstract
No abstract record available.
Inventors
- 👤 Myron F Wildish
- 👤 Hefferline John Edward
- 👤 Hugh F Rippey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:03
CPC Classifications
C; C09; C09J; C09J135/00; Y; Y10; Y10T; Y10T428/00; Y10T428/28; Y10T428/2852; Y10T428/2865; Y10T428/2878
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
AN ADHESIVE COMPOSITION COMPRISING A SYNTHETIC HETEROPOLYMER, POLYMERIZED FROM A MIXTURE CONSISTING OF (A) MONOMERS OF POLYMERIZABLE MONOVINYL COMPOUNDS, WHEREIN THE MONOVINYL GROUP CONTAINS THE SOLE POLYMERIZABLE UNSATURATED GROUP OF THE MOLECULE, AND THE MONOMER IS FREE FROM OTHER REACTIVE GROUPS, AND (B) 4-TO-6 CARBON ATOM MONOETHYLENIC UNSATURATED DICARBOXYLIC ACIDS, SELECTED FROM THE GROUP CONSISTING OF MALEIC ACID, FUMARIC ACID, CITRACONIC ACID, MESACONIC ACID AND ITACONIC ACID, ANHYDRIDES, AND PARTIAL ALKYL ESTERS THEREOF, CONTAINING A SUBSTANTIAL NUMBER OF REACTIVE RADICALS FROM THE GROUP CONSISTING OF
Claim 2
Dependent Claim
85 words
AN ADHESIVE COMPOSITION COMPRISING A SYNTHETIC HETEROPOLYMER, POLYMERIZED FROM A MIXTURE CONSISTING OF (A) MONOMERS OF POLYMERIZABLE MONOVINYL COMPOUNDS, WHEREIN THE MONOVINYL GROUP CONTAINS THE SOLE POLYMERIZABLE UNSATURATED GROUP OF THE MOLECULE, AND THE MONOMER IS FREE FROM OTHER REACTIVE GROUPS, AND (B) 4-TO-6 CARBON ATOM MONOETHYLENIC UNSATURATED DICARBOXYLIC ACIDS, SELECTED FROM THE GROUP CONSISTING OF MALEIC ACID, FUMARIC ACID, CITRACONIC ACID, MESACONIC ACID AND ITACONIC ACID, ANHYDRIDES, AND PARTIAL ALKYL ESTERS THEREOF, CONTAINING A SUBSTANTIAL NUMBER OF REACTIVE RADICALS FROM THE GROUP CONSISTING OF
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) | 1957-01-25 | 1957-07-27 | 1958-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-25 | 1961-07-27 | 1962-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-25 | 1965-07-27 | 1966-01-26 | $7700.00 | Window Closed / Lapsed |