US3697475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inorganic-organo titanate polymeric film
Assignee: BASF Catalysts LLC
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Filing: 1969-10-30
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Granted: 1972-10-10
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Expires: 1989-10-30
Abstract
Abstract ORIENTED OPAQUE ULTRATHIN FILMS COMPRISING THERMOPLASTIC POLYMERS CONTAINING UP TO ABOUT 60 PARTS BY WEIGHT OF AN INORGANIC FILLER-ORGANO TITANATE COMPOUND ARE DESCRIBED. THE FILMS ARE PREPARED BY EXTRUDING THE COMPOSITIONS AS FILMS AND THEREAFTER DRAWING THE RESULTANT FILMS AT A TEMPERATURE BELOW THAT AT WHICH THE FILMS REMAIN TRANSLUCENT. THE FILMS OR OUR INVENTION ARE USEFUL AS PACKAGING MATERIAL IN PREPARING ULTRATHIN PAPER, AND IN LAMINATES, NON-WOVEN FABRIC, RUG BACKING AND MESH STRUCTURES.
Inventors
- 👤 Horton H Morris
- 👤 Paul I Prescott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:24
CPC Classifications
B; B29; B29C; B29C55/00; B29C55/02; B29C55/04; B29C55/06; B29C55/065; C; C07; C07F; C07F7/00; C07F7/003; C08; C08K; C08K9/00; C08K9/04
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) | 1975-10-10 | 1976-04-10 | 1976-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-10 | 1980-04-10 | 1980-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-10 | 1984-04-10 | 1984-10-10 | $7700.00 | Window Closed / Lapsed |