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ROBERTS MARVIN E

Overview
  • Total Patents
    12
About

ROBERTS MARVIN E has a total of 12 patent applications. Its first patent ever was published in 1976. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets civil engineering, machines and consumer goods are KUNZELMANN CARL, SOLER CAPDEVILA ANTONIO and NUGENT WALTER JOSEPH.

Patent filings per year

Chart showing ROBERTS MARVIN Es patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering
#2 Machines
#3 Consumer goods

Focus technologies

# Technology
#1 Locks
#2 Harnesses
#3 Unspecified technologies

Top inventors

# Name Total Patents
#1 Roberts Marvin E 12

Latest patents

Publication Filing date Title
EP2383222A1 Controlling halter for animals
DE3012440A1 Rotary disc-tumbler lock cylinder - has cylinder removable mounted in lock body to allow inter changing of cylinder to increase security
CA1138668A Rotary disc-tumbler lock cylinder
IT8048297D0 Rotary disc-tumbler lock cylinder
FI800986A Laoscylinder med roterande laosskivor
US4195503A Rotary disc-tumbler lock cylinder
US4109495A Key and tumbler construction
US4111021A Key construction