Patent US2978343A successfully refreshed from Google Patents.
US2978343A
Expired / Lapsed
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Remoistenable adhesive compositions
Assignee: Ingredion Inc
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Filing: 1958-10-09
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Granted: 1961-04-04
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Expires: 1978-10-09
Abstract
No abstract record available.
Inventors
- 👤 Joseph D Russo
- 👤 Richard A Weidener
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:11
CPC Classifications
C; C09; C09J; C09J157/00; C08; C08K; C08K5/00; C08K5/04; C08K5/05; C08L; C08L101/00; C08L2666/00; C08L2666/02; C08L99/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
A REMOISTENABLE ADHESIVE COMPOSITION, CONSISTING ESSENTIALLY OF A MIXTURE OF (A) A SOLUTION OF A WATERSOLUBLE ADHESIVE SELECTED FROM THE CLASS CONSISTING OF POLYVINYL METHYL ETHER, POLYVINYL PYRROLIDONE, HYDROXYPROPYL METHYL CELLULOSE ETHER, THE COPOLYMER OF VINYL METHYL ETHER WITH MALEIC ANHYDRIDE AND THE NEUTRALIZED COPOLYMER OF VINYL ACETATE AND CROTONIC ACID, IN A WATERMISCIBLE ORGANIC SOLVENT FOR SAID ADHESIVE SELECTED FROM THE CLASS CONSISTING OF METHYL ALCOHOL, ETHYL ALCOHOL, ISOPROPYL ALCOHOL, ACETONE, METHYL ETHYL KETONE AND METHYL BUTYL KETONE, AND (B) A WATER-SOLUBLE ADHESIVE SELECTED FROM THE CLASS CONSISTING OF DEXTRINE AND ANIMAL GLUE, THE ADHESIVE OF (B) BEING INSOLUBLE IN THE ORGANIC SOLVENT OF (A) AND BEING SUSPENDED THEREIN, AND (C) WATER, THE AMOUNT OF WATER BEING FROM 3% TO 12%, THE AMOUNT OF THE ADHESIVE OF (A) BEING FROM 5% TO 50%, THE AMOUNT OF THE ADHESIVE OF (B) BEING FROM 25% TO 65% AND THE AMOUNT OF ORGANIC SOLVENT BEING FROM 10% TO 55%, ALL BASED ON THE TOTAL WEIGHT OF THE COMPOSITION, SAID COMPOSITION BEING RELATIVELY STABLE AGAINST SETTLING OF THE SUSPENDED ADHESIVE PARTICLES UPON STORAGE.
Claim 2
Dependent Claim
180 words
A REMOISTENABLE ADHESIVE COMPOSITION, CONSISTING ESSENTIALLY OF A MIXTURE OF (A) A SOLUTION OF A WATERSOLUBLE ADHESIVE SELECTED FROM THE CLASS CONSISTING OF POLYVINYL METHYL ETHER, POLYVINYL PYRROLIDONE, HYDROXYPROPYL METHYL CELLULOSE ETHER, THE COPOLYMER OF VINYL METHYL ETHER WITH MALEIC ANHYDRIDE AND THE NEUTRALIZED COPOLYMER OF VINYL ACETATE AND CROTONIC ACID, IN A WATERMISCIBLE ORGANIC SOLVENT FOR SAID ADHESIVE SELECTED FROM THE CLASS CONSISTING OF METHYL ALCOHOL, ETHYL ALCOHOL, ISOPROPYL ALCOHOL, ACETONE, METHYL ETHYL KETONE AND METHYL BUTYL KETONE, AND (B) A WATER-SOLUBLE ADHESIVE SELECTED FROM THE CLASS CONSISTING OF DEXTRINE AND ANIMAL GLUE, THE ADHESIVE OF (B) BEING INSOLUBLE IN THE ORGANIC SOLVENT OF (A) AND BEING SUSPENDED THEREIN, AND (C) WATER, THE AMOUNT OF WATER BEING FROM 3% TO 12%, THE AMOUNT OF THE ADHESIVE OF (A) BEING FROM 5% TO 50%, THE AMOUNT OF THE ADHESIVE OF (B) BEING FROM 25% TO 65% AND THE AMOUNT OF ORGANIC SOLVENT BEING FROM 10% TO 55%, ALL BASED ON THE TOTAL WEIGHT OF THE COMPOSITION, SAID COMPOSITION BEING RELATIVELY STABLE AGAINST SETTLING OF THE SUSPENDED ADHESIVE PARTICLES UPON STORAGE.
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) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |