Learn more

SYLVESTER EDMUND Q

Overview
  • Total Patents
    15
About

SYLVESTER EDMUND Q has a total of 15 patent applications. Its first patent ever was published in 1958. It filed its patents most often in Canada, United States and Belgium. Its main competitors in its focus markets materials and metallurgy and machines are THT PRESSES INC, CENTRIFUGAL PIPE CORP and CHARMAN WALTER M.

Patent filings in countries

World map showing SYLVESTER EDMUND Qs patent filings in countries
# Country Total Patents
#1 Canada 10
#2 United States 4
#3 Belgium 1

Patent filings per year

Chart showing SYLVESTER EDMUND Qs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Materials and metallurgy
#2 Machines

Focus technologies

# Technology
#1 Casting metal
#2 Unspecified technologies

Top inventors

# Name Total Patents
#1 Sylvester Edmund Q 15

Latest patents

Publication Filing date Title
US4766945A Process and apparatus for casting rounds, slabs, and the like
US3286973A Mold clamping apparatus
US3265348A Mold purging apparatus and method
US3032841A Methods and apparatus for casting metal
CA805586A Mold purging apparatus and method
CA639783A Method and apparatus for casting metal
CA731055A Apparatus for pressure pouring articles
CA840903A Casting high melting point materials
CA701532A Method of casting metal members
CA806581A Mold apparatus and method
CA905633A Mold apparatus and method of casting
CA778678A Adjustable molding apparatus
CA779852A Casting ingate arrangement
CA741237A Method and apparatus for casting metal articles