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UNITY RAILWAY SUPPLY CO INC

Overview
  • Total Patents
    18
About

UNITY RAILWAY SUPPLY CO INC has a total of 18 patent applications. Its first patent ever was published in 1967. It filed its patents most often in United States and Canada. Its main competitors in its focus markets transport, mechanical elements and packaging and shipping are BARBER JOHN C, NAT BEARING METALS CORP and WOODS EDWIN S.

Patent filings in countries

World map showing UNITY RAILWAY SUPPLY CO INCs patent filings in countries
# Country Total Patents
#1 United States 13
#2 Canada 5

Patent filings per year

Chart showing UNITY RAILWAY SUPPLY CO INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Macdonnell Robert W 8
#2 Grandy Robert S 4
#3 Macdonnell R 3
#4 Mac Donnell R 2
#5 Weis Macdonnell Robert 1
#6 Panaia Robert V 1

Latest patents

Publication Filing date Title
US5261332A Railcar adapter
US5150658A Railcar adapter
US3946873A Ab-type piston assembly shipping cover
US3854782A Resilient journal box stop block
CA934421A Precompressed side bearing
US3746153A Ab-type piston assembly shipping package
US3698545A Shipping cover for ab type control valve
US3762694A Spring group
US3623738A Rear seal
US3600047A Precompressed side bearing
US3514169A Self-lubricating side bearing
US3401991A Self-lubricating side bearings
US3443849A Journal lubricator
US3399005A Journal box lid seal
CA861960A Rear seal