Patent · US Expired

Glass slides with matted areas

US4087154A · kind A · utility

19Cited by
8References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 1, 1974
Grant dateMay 2, 1978
Priority date
Expiry dateNov 1, 1994

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B21/34
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A glass slide which has a matted area. This matted area is formed by a ground surface area of the slide, and this matted area as well as the remainder of the slide are perfectly free of any particles of glass. The matted area extends between an end edge of the slide and an edge which is perfectly parallel with the end edge.

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