Patent · US Active

Process of drilling organic glasses using a thermoplastic film protecting against cracking and crazing

US9120277B2 · kind B2 · utility

0Cited by
6References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 30, 2013
Grant dateSep 1, 2015
Priority date
Expiry dateDec 26, 2033

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T156/12
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

The present invention is drawn to a process of drilling organic glasses, comprising the steps of:

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