US2912347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of producing glossy wax-coated paper
Assignee: General Foods Corp
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Filing: 1957-06-03
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Granted: 1959-11-10
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Expires: 1977-06-03
Abstract
No abstract record available.
Inventors
- 👤 Yezek Milton
- 👤 Walter C Utschig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:56
CPC Classifications
D; D21; D21H; D21H25/00; D21H25/08; B; B32; B32B; B32B27/00; D21G; D21G9/00; D21G9/009; D21H19/00; D21H19/10; D21H19/14; D21H19/18; D21H23/00; D21H23/02; D21H23/22; D21H23/32; D21H23/42; D21H23/66; D21H23/68; D21H5/00; D21H5/0005; D21H5/006; D21H5/0062; D21H17/00; D21H17/60; D21H23/52; D21H23/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
214 words
THE METHOD OF PRODUCING A GLOSSY WAX-COATED PAPER WHICH COMPRISES APPLYING A HOT MELT WAX-COATING COMPOSITION ONTO A WEB OF PAPER, BRINGING THE RESULTING COATED SURFACE OF THE PAPER WEB WITH POSITIVE PRESSURE AND WITH SAID COMPOSITION IN A MOLTEN SATE INTO INTIMATE CONTACT WITH A RAPIDLY MOVING ENDLESS CASTING MEMBER HAVING A SMOOTH MIRROR-FINISHED SURFACE, THE MOLTEN WAX COMPOSITION BEING THEREBY UNIFORMLY DISTRIBUTED BETWEEN THE WEB AND THE SURFACE OF THE CASTING MEMBER AND BEING SOLIDIFIED RAPIDLY BY COOL/NG SAID CASTING MEMBER ON ITS SMOOTH SURFACE TO A TEMPERATURE BELOW THE POINT OF CRYSTALLIZATION OF THE WAX-COATING COMPOSITION AT LEAST AFTER CONTACT THEREWITH AND BY SIMULTANEOULY COOLING THE UNCOATED SURFACE OF SAID WEB DURING SAID CONTACT BY THE APPLICATION THERETO WATER MAINTAINED AT A TEMPERATURE SUBSTANTIALLY BELOW THE TEMPERATURE OF CRYSTALLIZATION OF SAID COATING COMPOSITION, MOVING SAID WEB AND SAID CASTING MEMBER AT THE SAME LINEAR SPEEDS WITH SAID COMPOSITION SOLIDIFYING BETWEEN THEM IN CONTACT WITH SAID SMOOTH SURFACE WHEREBY SAID WEB AND SAID COATING COMPOSITION ARE MAINTAINED IN INTIMATE IMMOVABLE RELATION WITH SAID SMOOTH SURFACE AND ENTRY OF COOLING WATER BETWEEN THEM IS PREVENTED UNTIL THE HEAT OF FUSION OF SAID COATING COMPOSITION IS REMOVED AND IT IS CRYSTALLIZED, AND THEREAFTER PEELING THE COOLED COATED WEB OF PAPER FROM SAID CASTING MEMBER.
Claim 2
Independent Claim
214 words
THE METHOD OF PRODUCING A GLOSSY WAX-COATED PAPER WHICH COMPRISES APPLYING A HOT MELT WAX-COATING COMPOSITION ONTO A WEB OF PAPER, BRINGING THE RESULTING COATED SURFACE OF THE PAPER WEB WITH POSITIVE PRESSURE AND WITH SAID COMPOSITION IN A MOLTEN SATE INTO INTIMATE CONTACT WITH A RAPIDLY MOVING ENDLESS CASTING MEMBER HAVING A SMOOTH MIRROR-FINISHED SURFACE, THE MOLTEN WAX COMPOSITION BEING THEREBY UNIFORMLY DISTRIBUTED BETWEEN THE WEB AND THE SURFACE OF THE CASTING MEMBER AND BEING SOLIDIFIED RAPIDLY BY COOL/NG SAID CASTING MEMBER ON ITS SMOOTH SURFACE TO A TEMPERATURE BELOW THE POINT OF CRYSTALLIZATION OF THE WAX-COATING COMPOSITION AT LEAST AFTER CONTACT THEREWITH AND BY SIMULTANEOULY COOLING THE UNCOATED SURFACE OF SAID WEB DURING SAID CONTACT BY THE APPLICATION THERETO WATER MAINTAINED AT A TEMPERATURE SUBSTANTIALLY BELOW THE TEMPERATURE OF CRYSTALLIZATION OF SAID COATING COMPOSITION, MOVING SAID WEB AND SAID CASTING MEMBER AT THE SAME LINEAR SPEEDS WITH SAID COMPOSITION SOLIDIFYING BETWEEN THEM IN CONTACT WITH SAID SMOOTH SURFACE WHEREBY SAID WEB AND SAID COATING COMPOSITION ARE MAINTAINED IN INTIMATE IMMOVABLE RELATION WITH SAID SMOOTH SURFACE AND ENTRY OF COOLING WATER BETWEEN THEM IS PREVENTED UNTIL THE HEAT OF FUSION OF SAID COATING COMPOSITION IS REMOVED AND IT IS CRYSTALLIZED, AND THEREAFTER PEELING THE COOLED COATED WEB OF PAPER FROM SAID CASTING MEMBER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-09 | 1963-05-11 | 1963-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-09 | 1967-05-11 | 1967-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-09 | 1971-05-11 | 1971-11-10 | $7700.00 | Window Closed / Lapsed |