Patent · US Active

Vacuum relief

US8408129B2 · kind B2 · utility

1Cited by
5References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 19, 2007
Grant dateApr 2, 2013
Priority date—
Expiry dateMar 9, 2030

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J11/0085
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A surface has a vacuum and a vacuum relief.

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