US3684644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-fusing tape having pressure-sensitive adhesive properties
Assignee: 3M Co
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Filing: 1971-02-22
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Granted: 1972-08-15
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Expires: 1991-02-22
Abstract
Abstract SELF-FUSING TAPES THAT FORM AN INSULATING SHEATH HAVING HIGH RESISTANCE TO PENETRATION BY MOISTURE AND THAT HAVE EXCELLENT SELF-FUSING PROPERTIES AND IMMEDIATE ADHESION TO CONDUCTOR AND INSULATION SURFACES; THE TAPE COMPRISES A SELF-FUSING BASE SHEET BASED ON ELASTOMERS AND RESINOUS TACKIFIERS AND A LAYER OF RUBBER-RESIN PRESSURESENTIVE ADHESIVE COATED ON THE BASE SHEET.
Inventors
- 👤 Robert B Snell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:52
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/44; H01B3/441; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265; Y10T428/28; Y10T428/2835; Y10T428/2852; Y10T428/2857
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-08-15 | 1976-02-14 | 1976-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-15 | 1980-02-14 | 1980-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-15 | 1984-02-14 | 1984-08-15 | $7700.00 | Window Closed / Lapsed |