Systems and methods for forming fiber webs, including those suitable for use as filter media and battery separators, are provided. In some embodiments, the systems and methods involve designs which allow improved control of the fiber web forming process. For example, in certain embodiments involving the flowing of more than one fiber mixtures, the amount …

Legal parties

Inventors (applicants): Mark S. Millar, Milind Godsay
Assignees (initial): Hollingsworth & Vose Company (East Walpole, US)
Agents: Wolf, Greenfield & Sacks, P.C. (attorney)

The application was examined by Mark Halpern (USPTO dept. 1741)


  • 1. A method of forming a fiber web, comprising: …
  • 2. The method of claim 1 , comprising forming a fiber mixture having a solid …
  • 3. The method of claim 1 , wherein the first angle is greater than the second …

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Brief Description of the Drawings

Non-limiting embodiments of the present invention will be described by way of example with reference to the accompanying figures, which are schematic and are not intended to be drawn to scale. …


Field of Invention

The present invention relates generally to systems and methods for forming fiber webs, including fiber webs that are suitable for use as filter media and battery …

Related Applications

This application claims priority to U.S. Provisional Application No. 61/512,034, filed Jul. 27, 2011 which is incorporated herein by reference in its …

Detailed Description

Systems and methods for forming fiber webs, including those suitable for use as filter media and battery separators, are provided. In some embodiments, the systems and methods allow for improved …

More details about Systems and Methods for Making Fiber Webs

Miscellaneous patent data

The recorded agent's company name - Wolf, Greenfield & Sacks, P.C., the application was examined by Mark Halpern (1741 USPTO department), the claim 1 is exemplary as chosen by the examiner, the published applicant's name is Millar Mark S., the applicant's city - Bolton, state - MA, the application number is 13/559,221 (U.S.), the patent particularly claims a method of forming a fiber web, comprising…, the exemplary patent drawings are Schematic diagram showing a fiber, Schematic diagram showing a system, Systems and Methods for Making, Schematic diagram showing a system, the assignee organization is Hollingsworth & Vose Company, located in East Walpole (US), the assignee classification - a United States company, the recorded inventor's name is Millar Mark S., the inventor's location - Bolton, MA, the application publication date is Jul. 26, 2012, the protection scope is defined by 21 claims, similar patents are classified under Projecting or slinging stock, pressure, Superposed or lateral stock pool type, Deckle straps, Making imitation mould-made paper, Carbohydrate, using cylinders, addition of chemicals to recirculating fluid, Cellulose (non-fibrous), the cylinder type, invented by Milind Godsay et al., categorized under Pressure member as a primary classification, the invention description is illustrated by 3 drawings, the grant number is 08753483 (publication number), the invention is named Systems and Methods for Making Fiber Webs, the grant publication date is Jun. 17, 2014, explained by 3 figures.

Invention classification information

The invention is classified under Pressure member, Wet end of machines for making continuous webs of paper. The designated search classifications include Side-by-side, Fiber, Glass, With measuring, inspecting and / or testing, Extrusion shaping means, Pressure member.

Patent details
Publication number 08753483
Publication date Jun. 17, 2014
Kind code B2
Application number 13/559,221
Application date Jul. 26, 2012
Application type U
Application series code 13
National classification 162/210
Total number of claims 21
Exemplary claims 1
Number of drawings 3
Number of figures 3
Terminal disclaimer
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