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MACFARLANE COMM CORP

Overview
  • Total Patents
    12
About

MACFARLANE COMM CORP has a total of 12 patent applications. Its first patent ever was published in 1916. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets transport, telecommunications and electrical machinery and energy are JACOBS CHARLES MARK, SMITH EDWARD WYTHE and WHYTE JOHN ALEXANDER.

Patent filings in countries

World map showing MACFARLANE COMM CORPs patent filings in countries
# Country Total Patents
#1 United States 7
#2 Canada 2
#3 United Kingdom 2
#4 France 1

Patent filings per year

Chart showing MACFARLANE COMM CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Macfarlane William W 7
#2 Macfarlane William Wallace 2

Latest patents

Publication Filing date Title
US1431747A Train-control system
US1448852A Train telephone system
GB163728A Improvements in telephone transmission systems
GB166268A Improvements in electrical system of train communication
US1389258A Electrical system of train communication
US1383319A Track-circuit system
US1383320A Track-circuit system
US1402305A Electroresponsive device
US1526073A Train-control system
CA215509A Train telephone system
CA215510A Train control system