US2954353A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive mixture containing polyvinyl alcohol, lignosulfonic acid and a migration inhibitor
Assignee: ST Regis Paper Co
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Filing: 1957-06-25
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Granted: 1960-09-27
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Expires: 1977-06-25
Abstract
No abstract record available.
Inventors
- 👤 Donald S Bruce
- 👤 Howard L Heise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:53
CPC Classifications
C; C09; C09J; C09J129/00; C09J129/02; C09J129/04; C09J7/00; C09J7/20; C09J7/21; C09J7/30; C09J7/32; C08; C08L; C08L2666/00; C08L2666/02; C08L2666/28; C08L97/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
AN ADHESIVE MIXTURE SUITABLE FOR APPLICATION TO TAPE TO FORM A DRY NON-BLOCKING WATER REMOISTENABLE SURFACE HAVING AN ENDURING QUICK TACK AND WHICH CONSISTS IN THE PRODUCT OF THE ADMIXTURE, AT A TEMPERATURE ABOVE 140* F. OF AN ADHESIVE THE ACTIVE ADHESIVE AGENT THEREIN CONSISTING OF AT LEAST THREE PRECENT OF POLYVINYL ALCOHOL WITH AT LEAST SEVENTY-FIVE PERCENT OF DESUGARIZED CONCENTRATE OF WASTE SULPHITE LIQUOR CONTAINING LIGNOSULPHONIC ACID CALCULATED ON A DRY BASIS, OF A MIGRATION INHIBITOR, WHICH WEIGHT ON A DRY BASIC OF AN MIGRATION INHIBITOR, WHICH PREVENTS MIGRATION OF THE SULPHITE LIQUOR TO THE WATER REMOISTENABLE SURFACE, COMPRISING A SUSPENSION ADDITIVE OF THE CLASS CONSISTING OF DIBUTYL PHTHALATE, TRICRESYL PHOSPHATE, DIAMYL PHTHALATE, DIETHYL MALATE, ORTHONTRODIPHENYL, AND CHLORINATED DIPHENYL.
Claim 2
Dependent Claim
120 words
AN ADHESIVE MIXTURE SUITABLE FOR APPLICATION TO TAPE TO FORM A DRY NON-BLOCKING WATER REMOISTENABLE SURFACE HAVING AN ENDURING QUICK TACK AND WHICH CONSISTS IN THE PRODUCT OF THE ADMIXTURE, AT A TEMPERATURE ABOVE 140* F. OF AN ADHESIVE THE ACTIVE ADHESIVE AGENT THEREIN CONSISTING OF AT LEAST THREE PRECENT OF POLYVINYL ALCOHOL WITH AT LEAST SEVENTY-FIVE PERCENT OF DESUGARIZED CONCENTRATE OF WASTE SULPHITE LIQUOR CONTAINING LIGNOSULPHONIC ACID CALCULATED ON A DRY BASIS, OF A MIGRATION INHIBITOR, WHICH WEIGHT ON A DRY BASIC OF AN MIGRATION INHIBITOR, WHICH PREVENTS MIGRATION OF THE SULPHITE LIQUOR TO THE WATER REMOISTENABLE SURFACE, COMPRISING A SUSPENSION ADDITIVE OF THE CLASS CONSISTING OF DIBUTYL PHTHALATE, TRICRESYL PHOSPHATE, DIAMYL PHTHALATE, DIETHYL MALATE, ORTHONTRODIPHENYL, AND CHLORINATED DIPHENYL.
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) | 1963-09-27 | 1964-03-28 | 1964-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-27 | 1968-03-28 | 1968-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-27 | 1972-03-28 | 1972-09-27 | $7700.00 | Window Closed / Lapsed |