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SANDY HILL IRON AND BRASS WORK

Overview
  • Total Patents
    20
About

SANDY HILL IRON AND BRASS WORK has a total of 20 patent applications. Its first patent ever was published in 1956. It filed its patents most often in Canada and United States. Its main competitors in its focus markets textiles and paper and packaging and shipping are CELLI PAPER S P A A, VALMET KARLSTAD AB and METSO PAPER KARLSTAD AB.

Patent filings in countries

World map showing SANDY HILL IRON AND BRASS WORKs patent filings in countries
# Country Total Patents
#1 Canada 17
#2 United States 3

Patent filings per year

Chart showing SANDY HILL IRON AND BRASS WORKs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Lowe Allen A 3
#2 Joslyn James W 3
#3 Hayes Millard F 3
#4 Smith Robert E 2
#5 Fasoli Paul A 2
#6 De Bell George W 1
#7 Witham George S 1
#8 Leeson William M 1
#9 Clink George E 1
#10 Townsend Edward 1

Latest patents

Publication Filing date Title
US2979130A Paper making apparatus
US2920836A Reel apparatus
US2920699A Paper making apparatus
CA453530A Roller shoe construction
CA457120A Clutch mechanism
CA508418A Screen
CA470577A Paper making apparatus
CA429033A Paper making machine
CA529164A Vertical vibration apparatus for paper machine wire
CA577875A Paper machine
CA470576A Paper making apparatus
CA600008A Reel apparatus
CA384616A Paper making apparatus
CA582474A Paper machine
CA470575A Paper making apparatus
CA725501A Mixing tank
CA705627A Paper making machine
CA517005A Mechanism for releasably locking screen plate in a vat
CA577876A Paper machine
CA627720A Paper making machine