US3578545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible odor-liberating laminate
Assignee: CARSON-SAEKS Inc
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Filing: 1968-08-19
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Granted: 1971-05-11
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Expires: 1988-08-19
Abstract
Abstract THE PRESENT INVENTION RELATES TO LAMINATES OF FLEXIBLE, TRANSPARENT, POROUS PLASTIC FILMS TO WHICH IS CEMENTED ABSORBTIVE FABRIC OR FELT IMPREGNATED WITH AN ODORIFEROUS MATERIAL, SUCH AS A PERFUME, WHICH SLOWLY PASSES THROUGH THE PORES OF THE PLASTIC FILM THUS GIVING OBJECTSS IN CONTACT THEREWITH AN AGREEABLE ODOR OVER RELATIVELY LONG PERIODS OF TIME.
Inventors
- 👤 Reuben R Saeks
- 👤 Richard M Carson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:21
CPC Classifications
A; A61; A61L; A61L9/00; A61L9/015; A61L9/04; A61L9/042; A61L9/12; B; B32; B32B; B32B27/00; Y; Y10; Y10S; Y10S428/00; Y10S428/905; Y10S428/909; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249981; Y10T428/249982; Y10T428/249983; Y10T428/31504; Y10T428/31844; Y10T442/00; Y10T442/20; Y10T442/2303
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) | 1974-05-10 | 1974-11-09 | 1975-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-10 | 1978-11-09 | 1979-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-10 | 1982-11-09 | 1983-05-11 | $7700.00 | Window Closed / Lapsed |