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US2615822A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of making sheet or web material

Assignee: Individual
•
Filing: 1946-02-21
•
Granted: 1952-10-28
•
Expires: 1966-02-21
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Abstract

No abstract record available.

Inventors

  • 👤 William C Huebner

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 21:29
CPC Classifications
D; D21; D21H; D21H5/00; D21H5/26; D21H27/00

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 309 words
THE METHOD OF MAKING LAMINATED WEBS, SHEETS OR COATINGS WHICH COMPRISES CREATING AND MAINTAINING AT SPACED SUCCESSIVELY ARRANGED DEPOSIT STATIONS ELECTROSTATIC FIELDS OF FORCE EACH EXTENDING THROUGHOUT A ZONE OF COMPLETE TRANSVERSE WIDTH OF THE WEB, SHEET OR COATING TO BE PRODUCED AND ACROSS AN ATMOSPHERIC GAP BETWEEN AN ELONGATED DEPENDING DISCHARGE ELEMENT AND A SPACED ELONGATED ATTRACTION ELEMENT WITH BOTH OF SAID ELEMENTS CONNECTED INTO A HIGH POTENTIAL ELECTRICAL CIRCUIT, CONTEMPORANEOUSLY WITH THE MAINTENANCE OF THE FIELDS OF FORCE FLOWING LIQUIFIED COMPOSITIONS IN FLOWABLE FORM AND CONTAINING ELECTRICALLY CHARGEABLE MATERIAL AT REGULATED FLOW RATES AND ONTO SAID DISCHARGE ELEMENTS IN THE FORM OF FILMS OF THE COMPOSITIONS OF PREDETERMINED THICKNESS SUCH THAT THE FILMS NORMALLY WOULD BE RETAINED ON SAID ELEMENTS BY SURFACE TENSION BUT ARE MIGRATED THEREFROM BY THE LINES OF FORCE OF THE ELECTROSTATIC FIELDS OF FORCE THROUGH THE ATMOSPHERIC GAPS AT THE DEPOSIT STATIONS TOWARD SAID ATTRACTION ELEMENTS, SIMULTANEOUSLY AND CONTINUOUSLY DURING THE MAINTENANCE OF THE FIELDS OF FORCE MOVING AN INTERCEPTING MEMBER LINEARLY THROUGH SAID SUCCESSIVE ATMOSPHERIC GAPS AT A PREDETERMINED RATE TO INTERCEPT SUCCESSIVELY THE MIGRATING COMPOSITIONS IN THE FORM OF A CONTINUOUS BASE DEPOSIT ON THE NUMBER AT THE FIRST DEPOSIT STATION AND IN THE FORM OF A CONTINUOUS SUPERIMPOSED DEPOSIT AT SUCCEEDING DEPOSIT STATIONS AND HAVING THE REQUIRED TRANSVERSE WIDTH OF THE WEB, SHEET OR COATING, SIMULTANEOUSLY AND CONTINUOUSLY DURING THE MAINTENANCE OF THE FIELDS OF FORCE INDUCING ELECTRICAL PRECHARGES TO THE FILM OF COMPOSITIONS ON THE DISCHARGE ELEMENTS AND ELECTICAL PRECHARGES TO THE INTERCEPTING MEMBER BEFORE ITS ENTERS EACH OF THE ELECTOSTATIC FIELDS OF FORCE FROM ELECTRICAL SOURCES INDEPENDENT OF THE ELECTRICAL SOURCES OF THE ELECTROSTATIC FIELDS OF FORCE, AND THEN PASSING THE MOVING INTERCEPTING MEMBER AND THE DEPOSITED COMPOSITIONS THROUGH AIR CURRENTS TO SOLIDIFY AND INTERGRATE THE DEPOSITED COMPOSITIONS BY THE THERMAL AND DEHUMIDIFING ACTION OF THE AIR CURRENTS.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1955-10-28 1956-04-28 1956-10-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1959-10-28 1960-04-28 1960-10-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1963-10-28 1964-04-28 1964-10-28 $7700.00 Window Closed / Lapsed

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