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DAY WILLIAM HARPER

Overview
  • Total Patents
    16
About

DAY WILLIAM HARPER has a total of 16 patent applications. Its first patent ever was published in 1897. It filed its patents most often in United Kingdom, United States and Austria. Its main competitors in its focus markets basic materials chemistry, machines and machine tools are PRICE S PATENT CANDLE COMPANY, KUERSCHNER SPEZIAL MASCHF and NEW PROCESS FAT REFINING CORP.

Patent filings in countries

World map showing DAY WILLIAM HARPERs patent filings in countries
# Country Total Patents
#1 United Kingdom 13
#2 United States 2
#3 Austria 1

Patent filings per year

Chart showing DAY WILLIAM HARPERs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Basic materials chemistry
#2 Machines
#3 Machine tools

Top inventors

# Name Total Patents
#1 Day William Harper 16
#2 Murch William 12

Latest patents

Publication Filing date Title
GB127087A Improvements in and relating to Machines for Moulding Tablets of Compressed Food and the like.
GB125746A Improvements in and relating to Candle Moulding and Packing Machines.
GB191316558A Improvements in and relating to Candle Machines.
US1116029A Candle-machine.
GB191210266A Improvements in and relating to Candle Machines.
GB190723340A Improvements in and relating to the Clamps or Lifters of Candle Moulding Machines.
GB190425127A Improvements in or relating to Machinery used in Moulding Candles, Night-lights and the like.
GB190203651A Improved Candle Clamp.
US694093A Machine for making candles.
GB190009036A Improvements in or relating to Machines for the Manufacture of Candles.
GB190001770A Improvements in or relating to Machines for the Manufacture of Candles.
GB189914067A Improvements in or relating to Moulds.
GB189816533A Improvements in Candle Moulds
GB189810210A Improvements in Candle-making Machines and the like.
GB189700579A Improvements in Candle Moulding Machines.