Patent · US Expired

Method of forming spaced pleated filter material and product of same

US7661540B2 · kind B2 · utility

18Cited by
21References
28Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 30, 2003
Grant dateFeb 16, 2010
Priority date
Expiry dateMay 3, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T156/1015
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A unified pleated filter arrangement including a unified method and product wherein successive pleat flanks are spaced by communicably facing increments of spacing material with the pleat flanks being a selectively spaced and uniformly level geometric configuration.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.