US2746878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of coated sheet material
Assignee: Consolidated Water Power and Paper Co
•
Filing: 1953-04-22
•
Granted: 1956-05-22
•
Expires: 1973-04-22
Abstract
No abstract record available.
Inventors
- 👤 James A Rush
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:38
CPC Classifications
D; D21; D21H; D21H19/00; D21H19/80; D21H19/82; D21H19/826; D21H19/10; D21H19/14; D21H19/18; D21H19/36; D21H19/44; D21H19/56; D21H19/58; D21H23/00; D21H23/02; D21H23/22; D21H23/32; D21H23/40; D21H25/00; D21H25/08; D21H25/12; D21H25/14; D21H27/00; D21H27/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
THE METHOD OF MAKING OPAQUE COATED PAPER OF ENHANCED PHYSICAL PROPERTIES AND PRINTABILITY ADAPTED FOR THE PRODUCTION OF WAXED FOOD WRAPPING WHICH COMPRISES COATING A SHEET OF THIN, POROUS, ABSORBENT, TRANSLUCENT PAPER HAVING A MACHINE GLAZED SURFACE BY APPLYING TO SAID MACHINE GLAZED SURFACE AN EXCESS OF AN AQUEOUS SUSPENSION CONTAINING MINERAL FILLER AND OPACIFYING PIGMENT TOGETHER WITH RUBBER LATEX AS THE PRINCIPAL ORGANIC BINDER THEREFOR, DOCTORING EXCESS COATING FROM SAID SURFACE AFTER ABSORPTION OF A PORTION THEREOF BY THE SHEET AND WHILE THE SHEET IS CARRIED BY A RESILIENT MOVING SURFACE, AND THEN DRYING THE RESULTING COATED SHEET.
Claim 2
Independent Claim
99 words
THE METHOD OF MAKING OPAQUE COATED PAPER OF ENHANCED PHYSICAL PROPERTIES AND PRINTABILITY ADAPTED FOR THE PRODUCTION OF WAXED FOOD WRAPPING WHICH COMPRISES COATING A SHEET OF THIN, POROUS, ABSORBENT, TRANSLUCENT PAPER HAVING A MACHINE GLAZED SURFACE BY APPLYING TO SAID MACHINE GLAZED SURFACE AN EXCESS OF AN AQUEOUS SUSPENSION CONTAINING MINERAL FILLER AND OPACIFYING PIGMENT TOGETHER WITH RUBBER LATEX AS THE PRINCIPAL ORGANIC BINDER THEREFOR, DOCTORING EXCESS COATING FROM SAID SURFACE AFTER ABSORPTION OF A PORTION THEREOF BY THE SHEET AND WHILE THE SHEET IS CARRIED BY A RESILIENT MOVING SURFACE, AND THEN DRYING THE RESULTING COATED SHEET.
References Cited (Backward Citations)
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US2046975A
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US2132931A
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US2244859A
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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) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |