Patent US3157528A successfully refreshed from Google Patents.
US3157528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for cast coating sheet material
Assignee: Fort James Corp
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Filing: 1961-10-05
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Granted: 1964-11-17
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Expires: 1981-10-05
Abstract
No abstract record available.
Inventors
- 👤 George A Strahl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:47
CPC Classifications
D; D21; D21H; D21H23/00; D21H23/02; D21H23/22; D21H23/66; D21H23/68
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
THE METHOD OF CAST COATING DISCRETE BLANKS OF PAPERBOARD MATERIAL COMPRISING THE STEPS OF APPLYING A PLASTIC COATING TO A SUCCESION OF DISCRETE BLANKS, PLACING THE COATED BLANKS INTO CONTACT ON A CONTIMOUOUS MOVING CASTING BELT HAVING A GENERALLY HORIZONTAL UPPER SURFACE TERMINATING AT OPPOSITE ENDS AROUND CIRCLAR ROTATING MEANS, ADVANCING THE CASTING BELT AND BLANKS THEREON UNITL THE COATING IS SUBSTANTIALLY SOLIDIFIED, RELAEASING THE BLANKS UPWARDLY FROM TE HORIZONTAL SURFACE OF THE CASTING BELT
Claim 2
Independent Claim
75 words
THE METHOD OF CAST COATING DISCRETE BLANKS OF PAPERBOARD MATERIAL COMPRISING THE STEPS OF APPLYING A PLASTIC COATING TO A SUCCESION OF DISCRETE BLANKS, PLACING THE COATED BLANKS INTO CONTACT ON A CONTIMOUOUS MOVING CASTING BELT HAVING A GENERALLY HORIZONTAL UPPER SURFACE TERMINATING AT OPPOSITE ENDS AROUND CIRCLAR ROTATING MEANS, ADVANCING THE CASTING BELT AND BLANKS THEREON UNITL THE COATING IS SUBSTANTIALLY SOLIDIFIED, RELAEASING THE BLANKS UPWARDLY FROM TE HORIZONTAL SURFACE OF THE CASTING BELT
References Cited (Backward Citations)
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US2270038A
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US2517388A
Cited
US2805898A
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US2892735A
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US3013900A
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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) | 1967-11-17 | 1968-05-18 | 1968-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-17 | 1972-05-18 | 1972-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-17 | 1976-05-18 | 1976-11-17 | $7700.00 | Window Closed / Lapsed |