US3282727A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure-sensitive adhesive tapes with improved release coatings
Assignee: Shuford Mills Inc
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Filing: 1962-10-30
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Granted: 1966-11-01
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Expires: 1982-10-30
Abstract
No abstract record available.
Inventors
- 👤 Jr John W Crone
- 👤 Charles O Pike
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:18
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/20; C09J7/21; C09J7/201; C09J7/30; C09J7/38; C09J2400/00; C09J2400/20; C09J2400/26; C09J2400/263; C09J2400/28; C09J2400/283; C09J2427/00; C09J2427/005; C09J2461/00; C09J2461/005; C09J2477/00; C09J2477/005; Y; Y10; Y10T; Y10T428/00; Y10T428/28; Y10T428/2839; Y10T428/31504; Y10T428/31725; Y10T428/31779; Y10T428/31783
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A PRESSURE-SENSITIVE ADHESIVE TAPE CHARACTERIZED BY: (A) ABILITY TO BE UNWOUND FROM A ROLL IN WHICH THE TAPE IS WOUND UPON ITSELF WITH RELATIVELY LOW UNWIND TENSION, (B) GOOD STABILITY OF SUCH LOW UNWIND TENSION OVER EXTENDED PERIODS OF TIME AND VARYING TEMPERATURE CONDITIONS, AND (C) FREEDOM FROM TENDENCY TO DEPOSIT A FILM-LIKE HAZE UPON A HIGHLY POLISHED METAL SURFACE WITH WHICH THE TAPE IS BROUGHT IN CONTACT, SAID TAPE COMPRISING: (A) A UNFIED PAPER BACKING, (B) A PRESSURE-SENSITIVE ADHESIVE COATING FIRMLY AFFIXED UPON ONE SURFACE OF SAID PAPER BACKING, AND (C) A RELEASE COATING ON THE SURFACE OF SAID PAPER BACKING OPPOSITE TO SAID ADHESIVE COATING, SAID RELEASE COATING CONSISTING ESSENTIALLY OF A RESIN BINDER MATERIAL AND BETWEEN ABOUT 0.5 TO 10% BY WEIGHT, BASED UPON THE WEIGHT OF THE TOTAL RELEASE COATING OF P-PHENYLENE DIAMINE DISTEARMIDE.
Claim 2
Dependent Claim
138 words
A PRESSURE-SENSITIVE ADHESIVE TAPE CHARACTERIZED BY: (A) ABILITY TO BE UNWOUND FROM A ROLL IN WHICH THE TAPE IS WOUND UPON ITSELF WITH RELATIVELY LOW UNWIND TENSION, (B) GOOD STABILITY OF SUCH LOW UNWIND TENSION OVER EXTENDED PERIODS OF TIME AND VARYING TEMPERATURE CONDITIONS, AND (C) FREEDOM FROM TENDENCY TO DEPOSIT A FILM-LIKE HAZE UPON A HIGHLY POLISHED METAL SURFACE WITH WHICH THE TAPE IS BROUGHT IN CONTACT, SAID TAPE COMPRISING: (A) A UNFIED PAPER BACKING, (B) A PRESSURE-SENSITIVE ADHESIVE COATING FIRMLY AFFIXED UPON ONE SURFACE OF SAID PAPER BACKING, AND (C) A RELEASE COATING ON THE SURFACE OF SAID PAPER BACKING OPPOSITE TO SAID ADHESIVE COATING, SAID RELEASE COATING CONSISTING ESSENTIALLY OF A RESIN BINDER MATERIAL AND BETWEEN ABOUT 0.5 TO 10% BY WEIGHT, BASED UPON THE WEIGHT OF THE TOTAL RELEASE COATING OF P-PHENYLENE DIAMINE DISTEARMIDE.
References Cited (Backward Citations)
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US2822290A
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US2889862A
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US2913355A
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US2914167A
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US3111449A
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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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |