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US3072522A Expired / Lapsed US ⏱️ 0.0 years remaining

Reconstituted creped paper and method and apparatus for making same

Assignee: Beloit Iron Works Inc
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Filing: 1958-10-27
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Granted: 1963-01-08
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Expires: 1978-10-27
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Abstract

No abstract record available.

Inventors

  • 👤 Hornbostel Lloyd

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 21:48
CPC Classifications
D; D21; D21F; D21F9/00; D21F9/02; B; B31; B31F; B31F1/00; B31F1/12

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 180 words
THE METHOD OF MAKING PAPER OF ENHANCED YIELDABILITY WHICH COMPRISES LAYING FIBERS CONTAINING BINDERS IN AN AQUEOUS MEDIUM ON AN FORAMINOUS FORMING SURFACE, DRAINING LIQUID FROM THE FIBERS ON SAID SURFACE, FORMING A FIBRILLATED WET MAT ON SAID FORMING SURFACE, TRANSFERRING THE WET MAT FROM THE FORMING SURFACE TO A FIRST FELT, PRESSING THE WET MAT ON THE FELT AGAINST A HARD HEATED SURFACE, TRANSFERRING THE WET MAT TO SAID SURFACE, SCRAPING THE WET MAT FROM SAID SURFACE WHILE SIMULTANEOUSLY COMPRESSING AND BUCKLING THE FIBERS IN THE WET MAT AND FORMING CREPED FOLDS, DEPOSITING THE CREPED WET MAT ON A SLOWER MOVING SECOND FELT, PASSING THE CREPED WET MAT ON SAID SECOND FELT THROUGH THE NIP OF A SECOND PRESS WHILE THE MAT IS STILL WET ENOUGH TO HAVE THE FIBERS RELOCATED AND THEREBY REORIENTING THE FIBERS IN SAID NIP TO SUPPRESS THE CREPED FOLDS WHILE MAINTAINING THE FIBERS IN A FORESHORTENED UNDULATED YIELDABLE CONDITION, HEATING THE THUS RECONSTITUTED MAT TO PLASTICIZE THE BINDERS THEREIN, AND PRESSING THE HEATED RECONSTIRTUTED MAT TO BOND THE FIBERS TOGETHER IN FORESHORTENED YIELDABLE CONDITION.
Claim 2
Independent Claim 180 words
THE METHOD OF MAKING PAPER OF ENHANCED YIELDABILITY WHICH COMPRISES LAYING FIBERS CONTAINING BINDERS IN AN AQUEOUS MEDIUM ON AN FORAMINOUS FORMING SURFACE, DRAINING LIQUID FROM THE FIBERS ON SAID SURFACE, FORMING A FIBRILLATED WET MAT ON SAID FORMING SURFACE, TRANSFERRING THE WET MAT FROM THE FORMING SURFACE TO A FIRST FELT, PRESSING THE WET MAT ON THE FELT AGAINST A HARD HEATED SURFACE, TRANSFERRING THE WET MAT TO SAID SURFACE, SCRAPING THE WET MAT FROM SAID SURFACE WHILE SIMULTANEOUSLY COMPRESSING AND BUCKLING THE FIBERS IN THE WET MAT AND FORMING CREPED FOLDS, DEPOSITING THE CREPED WET MAT ON A SLOWER MOVING SECOND FELT, PASSING THE CREPED WET MAT ON SAID SECOND FELT THROUGH THE NIP OF A SECOND PRESS WHILE THE MAT IS STILL WET ENOUGH TO HAVE THE FIBERS RELOCATED AND THEREBY REORIENTING THE FIBERS IN SAID NIP TO SUPPRESS THE CREPED FOLDS WHILE MAINTAINING THE FIBERS IN A FORESHORTENED UNDULATED YIELDABLE CONDITION, HEATING THE THUS RECONSTITUTED MAT TO PLASTICIZE THE BINDERS THEREIN, AND PRESSING THE HEATED RECONSTIRTUTED MAT TO BOND THE FIBERS TOGETHER IN FORESHORTENED YIELDABLE CONDITION.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-01-07 1966-07-09 1967-01-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-01-07 1970-07-09 1971-01-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-01-07 1974-07-09 1975-01-08 $7700.00 Window Closed / Lapsed

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