US3740298A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and machine for the manufacture of wallpaper
Assignee: Emmerson and Renwick Ltd
•
Filing: 1970-03-02
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Granted: 1973-06-19
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Expires: 1990-03-02
Abstract
Abstract A MACHINE FOR THE PRODUCTION OF VINYL WALLPAPER IN WHICH A PLASTIC PASTE SUCH AS P.V.C. IS APPLIED TO ONE FACE OF THE WEB OR SUBSTRATE FROM A RESERVOIR BY A PAIR OF COATING ROLLERS, ONE OF THE ROLLERS BEING CLEANED BY A DOCTOR BLADE, AND PASSING THE WEB OVER A HEATED DRYING DRUM FROM WHICH IT IS STRIPPED AND PASSED OVER A WARM- ING ROLLER BEFORE PASSING THROUGH EMBOSSING ROLLERS AND FINALLY THROUGH COOLING ROLLERS.
Inventors
- 👤 D Swindells
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:18
CPC Classifications
B; B05; B05D; B05D1/00; B05D1/28; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1737
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) | 1976-06-18 | 1976-12-18 | 1977-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-18 | 1980-12-18 | 1981-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-18 | 1984-12-18 | 1985-06-19 | $7700.00 | Window Closed / Lapsed |