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RICHARDSON BALL BEARING SKATE

Overview
  • Total Patents
    11
About

RICHARDSON BALL BEARING SKATE has a total of 11 patent applications. Its first patent ever was published in 1924. It filed its patents most often in United States, Germany and United Kingdom. Its main competitors in its focus markets furniture and games and machines are ESS SKIBINDUNGEN, MARKER VOELKL INT GMBH and KLOSTER BRYCE M.

Patent filings in countries

World map showing RICHARDSON BALL BEARING SKATEs patent filings in countries
# Country Total Patents
#1 United States 9
#2 Germany 1
#3 United Kingdom 1

Patent filings per year

Chart showing RICHARDSON BALL BEARING SKATEs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Furniture and games
#2 Machines

Focus technologies

# Technology
#1 Skates
#2 Unspecified technologies

Top inventors

# Name Total Patents
#1 Whitcomb Jr Henry F 5
#2 Ertl George J 2
#3 Schoettler Frederick H 1
#4 Salberg Gustave R 1
#5 John Person Per 1

Latest patents

Publication Filing date Title
US2300477A Roller skate
US2124724A Skate clamp
US1921018A Roller skate
US1809539A Skate clamp
DE480733C Roller skate
GB280131A Improvements in roller skates
US1640476A Roller skate
US1640134A Roller skate
US1554298A Wheel for ball-bearing skates
US1543910A Truck-socket plate for roller skates
US1543070A Roller skate