Patent US2943071A successfully refreshed from Google Patents.
US2943071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-tear case sealing adhesive
Assignee: JBS USA LLC
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Filing: 1954-12-08
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Granted: 1960-06-28
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Expires: 1974-12-08
Abstract
No abstract record available.
Inventors
- 👤 Max H Laden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 06:40
CPC Classifications
C; C09; C09J; C09J193/00; C09J193/04; C09J129/00; C09J129/02; C09J129/04; C08; C08L; C08L2666/00; C08L2666/02; C08L93/00; C08L93/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
A NONCONTINUOUS FILM-FORMING ADHESIVE COMPOSITION ADAPTED TO SECURE PAPERBOARD STOCK WITH A HARD, BRITTLE BOND HAVING THE CHARACTERISTICS OF HIGH SHEAR STRENGTH AND LOW TENSILE STRENGTH, CONSISTING ESSENTIALLY OF AN AQUEOUS ALKALINE DISPERSION OF A RESIN SELECTED FROM THE GROUP CONSISTING OF ROSIN, HYDROGENATED ROSIN, AND MIXTURES THEREOF, SAID RESIN HAVING A DROP MELTING POINT ABOVE APPROXIMATELY 68*C., AND A MATERIAL SELECTED FROM THE GROUP CONSISTING OF POLYVINYL ALCOHOL AND CHLORINATED STARCH, THE PROPORTION OF INGREDIENTS BEING FROM ABOUT 2 TO ABOUT 17 PARTS BY WEIGHT RESIN TO 1 PART SAID MATERIAL.
Claim 2
Dependent Claim
92 words
A NONCONTINUOUS FILM-FORMING ADHESIVE COMPOSITION ADAPTED TO SECURE PAPERBOARD STOCK WITH A HARD, BRITTLE BOND HAVING THE CHARACTERISTICS OF HIGH SHEAR STRENGTH AND LOW TENSILE STRENGTH, CONSISTING ESSENTIALLY OF AN AQUEOUS ALKALINE DISPERSION OF A RESIN SELECTED FROM THE GROUP CONSISTING OF ROSIN, HYDROGENATED ROSIN, AND MIXTURES THEREOF, SAID RESIN HAVING A DROP MELTING POINT ABOVE APPROXIMATELY 68*C., AND A MATERIAL SELECTED FROM THE GROUP CONSISTING OF POLYVINYL ALCOHOL AND CHLORINATED STARCH, THE PROPORTION OF INGREDIENTS BEING FROM ABOUT 2 TO ABOUT 17 PARTS BY WEIGHT RESIN TO 1 PART SAID MATERIAL.
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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) | 1963-06-28 | 1963-12-28 | 1964-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-28 | 1967-12-28 | 1968-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-28 | 1971-12-28 | 1972-06-28 | $7700.00 | Window Closed / Lapsed |