Patent · US Expired

Slotted substrates and methods and systems for forming same

US7198726B2 · kind B2 · utility

5Cited by
27References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 19, 2003
Grant dateApr 3, 2007
Priority date
Expiry dateOct 15, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J2/1634
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

Methods and systems for forming compound slots in a substrate are described. In one exemplary implementation, a method forms a plurality of slots in a substrate. The method also etches a trench in the substrate contiguous with the plurality of slots to form a compound slot.

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