Patent US2058562A successfully refreshed from Google Patents.
US3044896A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making cast coated paper
Assignee: Champion Papers Inc
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Filing: 1959-03-04
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Granted: 1962-07-17
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Expires: 1979-03-04
Abstract
No abstract record available.
Inventors
- 👤 Warner Edgar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:13
CPC Classifications
D; D21; D21H; D21H23/00; D21H23/02; D21H23/22; D21H23/70; D21H23/72; D21G; D21G9/00; D21G9/009; D21H19/00; D21H19/80; D21H19/82; D21H19/822; D21H5/00; D21H5/0005; D21H5/005; D21H5/0052; D21H19/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A METHOD OF MANUFACTURING CAST PAPER HAVING CONTROLLED SURFACE ABSORBENCY CHARACTERISTICS COMPRISING THE STEPS OF APPLYING A COATING COMPRISED OF AN AQUEOUS SUSPENSION OF A MINERAL PIGMENT AND A WATER DISPERSIBLE, HYDROPHILIC ADHESIVE TO APAPER SUBSTRATE, THEREAFTER DOCTORING SAID APPLIED COATING TO REMOVE EXCESS COATING FROM SAID SUBSTRATE IN A WATER SATURATED CONDITION AND ING ON SAID SUBSTRATE IN A WATER SATURATED CONDITION AND THEREAFTER IMMEDIATELY APPLYING A SECOND COATING APPLICATION OF SIMILAR CONSTITUENT COMPOSITIONS OF SAID SATURATED BASE COATING AND FINALLY DRYING SAID APPLIED COATING WHILE IMMOBILE AGAINST A METAL CASTING SURFACE.
Claim 2
Independent Claim
93 words
A METHOD OF MANUFACTURING CAST PAPER HAVING CONTROLLED SURFACE ABSORBENCY CHARACTERISTICS COMPRISING THE STEPS OF APPLYING A COATING COMPRISED OF AN AQUEOUS SUSPENSION OF A MINERAL PIGMENT AND A WATER DISPERSIBLE, HYDROPHILIC ADHESIVE TO APAPER SUBSTRATE, THEREAFTER DOCTORING SAID APPLIED COATING TO REMOVE EXCESS COATING FROM SAID SUBSTRATE IN A WATER SATURATED CONDITION AND ING ON SAID SUBSTRATE IN A WATER SATURATED CONDITION AND THEREAFTER IMMEDIATELY APPLYING A SECOND COATING APPLICATION OF SIMILAR CONSTITUENT COMPOSITIONS OF SAID SATURATED BASE COATING AND FINALLY DRYING SAID APPLIED COATING WHILE IMMOBILE AGAINST A METAL CASTING SURFACE.
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) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |