US2985554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of rendering a web non-adherent to a pressure-sensitive adhesive and article produced thereby
Assignee: Avery Products Corp
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Filing: 1957-08-14
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Granted: 1961-05-23
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Expires: 1977-08-14
Abstract
No abstract record available.
Inventors
- 👤 Lester R Dickard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:08
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/20; C09J7/21; C09J7/201; C09J7/40; C09J7/401; C09J2301/00; C09J2301/30; C09J2301/302; C09J2400/00; C09J2400/20; C09J2400/26; C09J2400/263; C09J2400/28; C09J2400/283; C09J2483/00; C09J2483/005; Y; Y10; Y10T; Y10T428/00; Y10T428/14; Y10T428/1476; Y10T428/28; Y10T428/31504; Y10T428/31652; Y10T428/31663; Y10T428/31667; Y10T428/31855
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
78 words
A PRESSURE-SENSITIVE ADHESIVE PRODUCT COMPRISING AN ADHESIVE PROTECTING WEB, A RELEASE COATING ON SAID WEB AND A SECOND WEB HAVING A PRESSURE-SENSITIVE ADHESIVE SURFACE RELEASABLY ADHERED TO SAID RELEASE COATING SURFACE OF SAID PROTECTING WEB, SAID RELEASE COATING COMPRISING A SILICONE POLYMER COMPOSITION COMPRISING A DIMETHYLPOLYSILOXANE AND A METHYLHYDROGENPOLYSILOXANE; BETWEEN ABOUT 3 AND 30 PARTS BY WEIGHT OF NITROCELLULOSE; AND A SILICONE CURING AGENT; SAID METHYLHYDROGENPOLYSILOXANE COMPRISING UP TO ABOUT 5% BY WEIGHT OF SAID SILICONE POLYMER COMPOSITION.
References Cited (Backward Citations)
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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) | 1964-05-22 | 1964-11-21 | 1965-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-22 | 1968-11-21 | 1969-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-22 | 1972-11-21 | 1973-05-23 | $7700.00 | Window Closed / Lapsed |