US3582457A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat shrinkable components with meltable insert liner
Assignee: 3M Co
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Filing: 1967-12-19
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Granted: 1971-06-01
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Expires: 1987-12-19
Abstract
Abstract A HEAT DEFORMABLE DEVICE COMPRISING AN OUTER, HEAT SHRINKABLE, SEFL DEFORMABLE LAYER CONTAINING AN INSERT LINER WHICH WILL, IN THE PRESENCE OF THE DEFORMING HEAT, MELT AND FUSE TO ARTICLES TELESCOPED IN THE DEVICE AND WHICH CONTAINS AN INTEGRAL TREATED REGION WHICH PREVENTS THE EXTRUSION OF THE MELTED FLUID MATERIAL FROM BETWEEN THE DEFORMABLE OUTER LAYER AND THE TELESCOPED ARTICLE.
Inventors
- 👤 Frank E Barthell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:02
CPC Classifications
F; F16; F16L; F16L47/00; F16L47/20; F16L47/22; B; B29; B29K; B29K2995/00; B29K2995/0037; B29K2995/0049; Y; Y10; Y10S; Y10S174/00; Y10S174/08; Y10T; Y10T403/00; Y10T403/47; Y10T403/477; Y10T403/48; Y10T428/00; Y10T428/31504; Y10T428/3154; Y10T428/31544
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) | 1974-05-31 | 1974-11-30 | 1975-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-31 | 1978-11-30 | 1979-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-31 | 1982-11-30 | 1983-06-01 | $7700.00 | Window Closed / Lapsed |