US3285764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remoistenable gummed sheet material and composition for making the same
Assignee: Dennison Manufacturing Co
•
Filing: 1962-05-25
•
Granted: 1966-11-15
•
Expires: 1982-05-25
Abstract
No abstract record available.
Inventors
- 👤 George R Nelson
- 👤 Botsaris Gregory
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:58
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/30; C09J7/32; C09J7/20; C09J7/21
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
A COATING COMPOSITION FOR PREPARING WATER REMOISTENABLE GUMMED SHEET MATERIAL COMPRISING A DISPENSION OF A WATER SOLUTION OF A WATER-ACTIVATABLE GUM AS THE DISCONTINUOUS PHASE DIPSERSED IN A LIQUID CARRIER AS THE CONTAINUOUS PHASE WHICH IS SUFFICIENTLY IMMISCIBLE WITH WATER TO KEEP THE WATER SOLUTION IN DISPERSION, SAID DISPERSION CONTAINING A NON-VOLATILE SURFACE ACTIVE AGENT SOLUBLE IN SAID LIQUID CARRIER AND HAVING A HYDROPHILE PORTION AND A HYDROPHOBIC PORTION, SAID AGENT HAVING A LIMITED WATER SOLUBILITY LESS THAN ITS SOLUBILITY IN SAID CARRIER, SAID AGENT BEING PRESENT IN AN AMOUNT EFFECTIVE TO MAINTAIN A WATERIN-OIL EMULSION BETWEEN SAID LIQUID PHASES AND TO LIMIT COALESCENCE OF PARTICLES OF SAID GUM WHEN DRIED, SAID CARRIER BEING SUBSTANTIALLY FREE FROM DISSOLVED RESINOUS BINDER MATERIAL.
Claim 2
Dependent Claim
121 words
A COATING COMPOSITION FOR PREPARING WATER REMOISTENABLE GUMMED SHEET MATERIAL COMPRISING A DISPENSION OF A WATER SOLUTION OF A WATER-ACTIVATABLE GUM AS THE DISCONTINUOUS PHASE DIPSERSED IN A LIQUID CARRIER AS THE CONTAINUOUS PHASE WHICH IS SUFFICIENTLY IMMISCIBLE WITH WATER TO KEEP THE WATER SOLUTION IN DISPERSION, SAID DISPERSION CONTAINING A NON-VOLATILE SURFACE ACTIVE AGENT SOLUBLE IN SAID LIQUID CARRIER AND HAVING A HYDROPHILE PORTION AND A HYDROPHOBIC PORTION, SAID AGENT HAVING A LIMITED WATER SOLUBILITY LESS THAN ITS SOLUBILITY IN SAID CARRIER, SAID AGENT BEING PRESENT IN AN AMOUNT EFFECTIVE TO MAINTAIN A WATERIN-OIL EMULSION BETWEEN SAID LIQUID PHASES AND TO LIMIT COALESCENCE OF PARTICLES OF SAID GUM WHEN DRIED, SAID CARRIER BEING SUBSTANTIALLY FREE FROM DISSOLVED RESINOUS BINDER 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) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |