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BALTIMORE PAPER COMPANY

Overview
  • Total Patents
    15
About

BALTIMORE PAPER COMPANY has a total of 15 patent applications. Its first patent ever was published in 1925. It filed its patents most often in United States, Canada and Austria. Its main competitors in its focus markets textiles and paper, machines and packaging and shipping are KUJIRAOKA SEITAI KK, CHESTER MACHINE CO INC and HOAGUE SPRAGUE CORP.

Patent filings in countries

World map showing BALTIMORE PAPER COMPANYs patent filings in countries
# Country Total Patents
#1 United States 11
#2 Canada 3
#3 Austria 1

Patent filings per year

Chart showing BALTIMORE PAPER COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dunnebier Max 3
#2 Berkowitz Eugene B 3
#3 Max Dunnebier 3
#4 Alfred Winkler 2
#5 Winkler Alfred 2
#6 Winkler Richard 1
#7 Wensler Charles J 1
#8 Lindeen Edward C 1
#9 Stanley Kilinski 1
#10 Skow Ross E 1

Latest patents

Publication Filing date Title
US2513433A Elevator for raising workpieces
US2461327A String closure affixing machine
US2369060A Wave-set envelope
US2268610A Apparatus for preventing curl of envelope flaps
US2118035A Gumming apparatus for envelope making machines
US2061885A Machine for manufacturing window envelopes
US1898704A Method and apparatus for stacking flat articles
US1884468A Method of and apparatus for the manufacture of flat bags and envelopes
US1706433A Printing attachment for envelope-folding machines
US1700737A Envelope-folding device
US1646230A Feeding device
CA345627A Envelope making machine
CA516710A Method of and machine for the manufacture of envelopes with gummed closure flaps
CA348278A Envelope flap drying apparatus