US3701707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for making heat-sealed articles
Assignee: Bayer Consumer Care Holdings LLC
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Filing: 1970-02-02
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Granted: 1972-10-31
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Expires: 1990-02-02
Abstract
Abstract THE INVENTION RELATES TO APPARATUS INCLUDING DIE MEANS FOR ELECTRONICALLY HEAT SEALING THERMOPLASTIC COVER MATERIAL TO A MORE RIGID BACKING MEMBER. THE BACKING MEMBER, IF NOT OF THERMOPLASTIC MATERIAL, IS STRIPED WITH THER- MOPLASTIC MATERIAL AND THE COVER MATERIAL IS HEAT SEALED TO THE SIDE EDGE AND A MARGINAL AREA OF THE REAR OR OTHERWISE UNCOVERED FACE OF THE BACKING MEMBER.
Inventors
- 👤 Carl W Scholl
- 👤 Milo L Raffaelli Sr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:28
CPC Classifications
B; B29; B29C; B29C63/00; B29C63/02; B29C63/04; B26; B26F; B26F3/00; B26F3/06; B29C2793/00; B29C65/00; B29C65/02; B29C65/04; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/1039
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) | 1975-10-31 | 1976-05-01 | 1976-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-31 | 1980-05-01 | 1980-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-31 | 1984-05-01 | 1984-10-31 | $7700.00 | Window Closed / Lapsed |