US3281257A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal embossing method
Assignee: Philip Morris USA Inc
•
Filing: 1963-06-10
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Granted: 1966-10-25
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Expires: 1983-06-10
Abstract
No abstract record available.
Inventors
- 👤 Rosen Shy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:25
CPC Classifications
D; D21; D21H; D21H27/00; D21H27/02; B; B05; B05D; B05D5/00; B05D5/06; B05D5/061; B44; B44C; B44C1/00; B44C1/20; B44C1/205; D21H19/00; D21H19/66; D21H19/02; D21H19/08; D21H19/10; D21H19/14; D21H19/20; D21H19/22; D21H25/00; D21H25/04; D21H25/06; D21H27/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A PROCESS FOR PRODUCING AN EMBOSSED EFFECT WHICH COMPRISES HEATING A COATED SUBSTRATE, SAID SUBSTRATE COMPRISING PAPER HAVING A MOISTURE CONTENT OF AT LEAST 1% BY WEIGHT AND BEING COATED WITH A SOLID, SUBSTANTIALLY CONTINUOUS COATING OF THERMOPLASTIC MATERIAL, UNTIL SAID COATING IS SOFTENED AND MOISTURE IN SAID SUBSTRATE IS VAPORIZED TO CAUSE SUFFICIENT PRESSURE DUE TO MOISTURE VAPOR TO DISTORT THE SURFACE OF THE SOFTENED COATING, WHEREBY AN EMBOSSED EFFECT IS OBTAINED.
Claim 2
Dependent Claim
73 words
A PROCESS FOR PRODUCING AN EMBOSSED EFFECT WHICH COMPRISES HEATING A COATED SUBSTRATE, SAID SUBSTRATE COMPRISING PAPER HAVING A MOISTURE CONTENT OF AT LEAST 1% BY WEIGHT AND BEING COATED WITH A SOLID, SUBSTANTIALLY CONTINUOUS COATING OF THERMOPLASTIC MATERIAL, UNTIL SAID COATING IS SOFTENED AND MOISTURE IN SAID SUBSTRATE IS VAPORIZED TO CAUSE SUFFICIENT PRESSURE DUE TO MOISTURE VAPOR TO DISTORT THE SURFACE OF THE SOFTENED COATING, WHEREBY AN EMBOSSED EFFECT IS OBTAINED.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |