US3027271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure sensitive adhesive sheet material having a protective coating of heat removable material
Assignee: Oliver Machinery Co
•
Filing: 1957-12-03
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Granted: 1962-03-27
•
Expires: 1977-12-03
Abstract
No abstract record available.
Inventors
- 👤 Paul A Plasse
- 👤 Robert E Politi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:20
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/30; C09J7/35; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24372; Y10T428/24413; Y10T428/28; Y10T428/2813
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
HEAT-ACTIVATABLE, PRESSURE-SENSITIVE MATERIAL WHICH REMAINS NON-TACKY AT ROOM TEMPERATURE AND UNDER PRINTING PRESSURES, COMPRISING SUPPORTIN GSTOCK COATED ON AT LEAST ONE SIDE WITH AN ADHESIVE, SAID ADHESIVE CONSISTING ESSENTIALLY OF A PRESSURE-SENSITIVE LAYER WHICH CONSIST ESSENTIALLY OF AN ELASTOMER AND A TACKIFIER AND WHICH HAS A PENETRATION VALUE RANGING FROM ABOUT 30 TO ABOUT 65 WHEN A 50-GRAM LOAD IS APPLIED FOR 5 SECONDS AT 115* F. ACCORDING TO ASTM TEST D5-52 AND A COVERING OF A
Claim 2
Dependent Claim
77 words
HEAT-ACTIVATABLE, PRESSURE-SENSITIVE MATERIAL WHICH REMAINS NON-TACKY AT ROOM TEMPERATURE AND UNDER PRINTING PRESSURES, COMPRISING SUPPORTIN GSTOCK COATED ON AT LEAST ONE SIDE WITH AN ADHESIVE, SAID ADHESIVE CONSISTING ESSENTIALLY OF A PRESSURE-SENSITIVE LAYER WHICH CONSIST ESSENTIALLY OF AN ELASTOMER AND A TACKIFIER AND WHICH HAS A PENETRATION VALUE RANGING FROM ABOUT 30 TO ABOUT 65 WHEN A 50-GRAM LOAD IS APPLIED FOR 5 SECONDS AT 115* F. ACCORDING TO ASTM TEST D5-52 AND A COVERING OF A
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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) | 1965-03-26 | 1965-09-25 | 1966-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-26 | 1969-09-25 | 1970-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-26 | 1973-09-25 | 1974-03-27 | $7700.00 | Window Closed / Lapsed |