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BARTELT FRIEDRICH LUDWIG

Overview
  • Total Patents
    32
About

BARTELT FRIEDRICH LUDWIG has a total of 32 patent applications. Its first patent ever was published in 1897. It filed its patents most often in United Kingdom, United States and Canada. Its main competitors in its focus markets consumer goods, basic materials chemistry and transport are ABRAHAM TRAUBE, AMERICAN DRYER CORP and QINGDAO HAIER DRUM WASHING MACHINE CO LTD.

Patent filings in countries

World map showing BARTELT FRIEDRICH LUDWIGs patent filings in countries
# Country Total Patents
#1 United Kingdom 24
#2 United States 7
#3 Canada 1

Patent filings per year

Chart showing BARTELT FRIEDRICH LUDWIGs patent filings per year from 1900 to 2020

Focus technologies

Top inventors

# Name Total Patents
#1 Bartelt Friedrich Ludwig 32

Latest patents

Publication Filing date Title
US1181825A Toy.
US1267737A Cleansing of linen, woolen, cotton, and other goods.
GB191420271A Improvements in Toys.
GB191328500A Improvements relating to the Cleansing of Linen, Woollen, Cotton, and other Goods.
GB191322257A Improvements relating to Calendering and Ironing Machines.
GB191320594A Improvements in Calendering Machines.
GB191317698A Improvements relating to Ironing Tables, Calendering Rollers, and the like.
GB191315934A An Improved Calendering Machine.
GB191227296A Improvements relating to Ironing or Calendering Machines and the like.
GB191302276A Improvements in Ironing Machines.
GB191128516A Improvements in Apparatus for Washing and Drying Linen.
GB191002626A Improvements in Flying Machines.
GB191000213A A Method of and Means for Introducing Detergent into a Washing Machine.
US1001918A Apparatus for aerial propulsion.
GB190817131A Improvements in Apparatus for Aerial Propulsion
US933358A Attachment for washing-machines.
GB190713492A Improvements relating to the Washing of Body and Household Linen and other Articles
CA107803A Washing bleaching and desinfecting fibrous material
US906091A Washing or disinfecting fibrous materials.
GB190710217A Improvements relating to the Washing of Household and Body Linen, Woollen Wearing Apparel and other Articles and Substances of a like Nature