US3006463A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-fusing tape
Assignee: 3M Co
•
Filing: 1957-02-28
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Granted: 1961-10-31
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Expires: 1977-02-28
Abstract
No abstract record available.
Inventors
- 👤 Herbert M Bond
- 👤 Gaylord L Groff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:56
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/46; C; C09; C09J; C09J7/00; C09J7/10; C08; C08L; C08L83/00; C08L83/04; Y; Y10; Y10T; Y10T428/00; Y10T428/14; Y10T428/1414; Y10T428/31504; Y10T428/31551; Y10T428/31609; Y10T428/31612
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A HANDLEABLE, FLEXIBLE, OZONE-RESISTANT SILICONE COMPOSITION ADAPTED TO FUSE ONTO ITSELF TO FORM A VOID-FREE SEAL AT ROOM TEMPERATURE IN UP TO ABOUT ONE WEEK''S TIME AFTER LEFT IN SNUG CONTACT WITH ITSELF, SAID COMPOSITION BEING A BLEND, AT LEAST 60% OF WHICH IS INSOLUBLE IN XYLENE, AND COMPRISING 100 PARTS BY WEIGHT OF HIGHLY CURED SILICONE GUM POLYMER HAVING A RATIO OF ORGANIC GROUPS TO SILICON ATOMS OF ABOUT 1.9 TO 2.0, A SILICONE RESIN SAID RESIN BEING A COPOLYMER COMPOSED ESSENTIALLY OF R3SIO1/2 UNITS AND SIO2 UNITS, WHERE R IS AN ORGANIC RADICAL AND WHERE THE RATIO OF R3SIO1/2 UNITS TO SIO2 UNITS IN SAID COPOLYMER IS BETWEEN ABOUT 0.6 AND 0.9, INCLUSIVE, AND AT LEAST ABOUT 20 PARTS OF A REINFORCING FILLER POWDER.
Claim 2
Dependent Claim
126 words
A HANDLEABLE, FLEXIBLE, OZONE-RESISTANT SILICONE COMPOSITION ADAPTED TO FUSE ONTO ITSELF TO FORM A VOID-FREE SEAL AT ROOM TEMPERATURE IN UP TO ABOUT ONE WEEK''S TIME AFTER LEFT IN SNUG CONTACT WITH ITSELF, SAID COMPOSITION BEING A BLEND, AT LEAST 60% OF WHICH IS INSOLUBLE IN XYLENE, AND COMPRISING 100 PARTS BY WEIGHT OF HIGHLY CURED SILICONE GUM POLYMER HAVING A RATIO OF ORGANIC GROUPS TO SILICON ATOMS OF ABOUT 1.9 TO 2.0, A SILICONE RESIN SAID RESIN BEING A COPOLYMER COMPOSED ESSENTIALLY OF R3SIO1/2 UNITS AND SIO2 UNITS, WHERE R IS AN ORGANIC RADICAL AND WHERE THE RATIO OF R3SIO1/2 UNITS TO SIO2 UNITS IN SAID COPOLYMER IS BETWEEN ABOUT 0.6 AND 0.9, INCLUSIVE, AND AT LEAST ABOUT 20 PARTS OF A REINFORCING FILLER POWDER.
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) | 1964-10-30 | 1965-05-01 | 1965-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-30 | 1969-05-01 | 1969-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-30 | 1973-05-01 | 1973-10-31 | $7700.00 | Window Closed / Lapsed |