Patent US2789096A successfully refreshed from Google Patents.
US2789096A
Expired / Lapsed
US
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Thermosetting pressure-sensitive adhesive
Assignee: Johns Manville Corp
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Filing: 1953-12-31
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Granted: 1957-04-16
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Expires: 1973-12-31
Abstract
No abstract record available.
Inventors
- 👤 Arthur J Bruno
- 👤 Dec Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:21
CPC Classifications
C; C09; C09J; C09J121/00; C08; C08L; C08L2666/00; C08L2666/02; C08L2666/04; C08L2666/14; C08L2666/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A PRESSURE-SENSITIVE ADHESIVE COMPOSITION COMPRISING A RUBBERY COMPONENT COMPRISED OF A MATERIAL FROM THE GROUP CONSISTING OF NATURAL RUBBERS, RUBBERY BUTADIENE-STYRENE COPOLYMERS AND COMBINATIONS THEREOF, A TACKIFYING RESIN IN AMOUNT APPROXIMATELY 25 TO 100 PARTS PER 100 PARTS OF THE RUBBERY COMPONENT, A POLYVINYL BUTYRAL RESIN HAVING A VINYL ALCOHOL CONTENT NOT GREATER THAN APPROXIMATELY 15% BY WEIGHT IN AMOUNT APPROXIMATELY 40 TO 100 PARTS PER 100 PARTS OF THE RUBBERY COMPONENT AND A THERMOSETTING ALKYLATED MELAMINE ALDEHYDE RESIN IN AMOUNT APPROXIMATELY 10 TO 40 PARTS PER 100 PARTS OF THE RUBBERY COMPONENT.
Claim 2
Dependent Claim
93 words
A PRESSURE-SENSITIVE ADHESIVE COMPOSITION COMPRISING A RUBBERY COMPONENT COMPRISED OF A MATERIAL FROM THE GROUP CONSISTING OF NATURAL RUBBERS, RUBBERY BUTADIENE-STYRENE COPOLYMERS AND COMBINATIONS THEREOF, A TACKIFYING RESIN IN AMOUNT APPROXIMATELY 25 TO 100 PARTS PER 100 PARTS OF THE RUBBERY COMPONENT, A POLYVINYL BUTYRAL RESIN HAVING A VINYL ALCOHOL CONTENT NOT GREATER THAN APPROXIMATELY 15% BY WEIGHT IN AMOUNT APPROXIMATELY 40 TO 100 PARTS PER 100 PARTS OF THE RUBBERY COMPONENT AND A THERMOSETTING ALKYLATED MELAMINE ALDEHYDE RESIN IN AMOUNT APPROXIMATELY 10 TO 40 PARTS PER 100 PARTS OF THE RUBBERY COMPONENT.
References Cited (Backward Citations)
US2453308A
Cited
US2728687A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-15 | 1960-10-15 | 1961-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-15 | 1964-10-15 | 1965-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-15 | 1968-10-15 | 1969-04-16 | $7700.00 | Window Closed / Lapsed |