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PROPRIETARY TECHNOLOGY INC

Overview
  • Total Patents
    230
About

PROPRIETARY TECHNOLOGY INC has a total of 230 patent applications. Its first patent ever was published in 1983. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets mechanical elements, machines and electrical machinery and energy are NWD INT INC, TAMPAS CLICK LTDA and BIG INCH MARINE SYST.

Patent filings per year

Chart showing PROPRIETARY TECHNOLOGY INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bartholomew Donald D 163
#2 Bartholomew Donald Dekle 56
#3 Bartholomew Donald D Jefferson 2
#4 Baker Edward A 2
#5 Bartholomew Donald 2
#6 Batolomew Donald Dekle 1
#7 Proprietary Technology Inc 1
#8 Bartholomey Donald Dekle 1
#9 Bartholomew Donald Denkle 1
#10 Bartholomew Donald Delke 1

Latest patents

Publication Filing date Title
CA2277502A1 Quick connector
US6086113A Means of coupling of non-threaded connections
US6170886B1 Quick connector
US6062607A Quick connector with secondary latch confirming feature
US5927761A Means of coupling of non-threaded connections
US5931509A Connection verification and secondary latch device
MX9802365A Quick connector with confirmation feature.
US6014884A Method of bending tubing
CA2272867A1 Quick connector with visual indicator
CN1242064A Quick connector with visual indicator
US5868435A Apparatus for and method of attaching conduits to a fitting
JPH08338584A Retainer element for fixing conduit
EP0852682A1 Quick connector with confirmation feature
CA2232856A1 Quick connector with confirmation feature
US6234544B1 Quick connector with confirmation feature
US5853204A Means of coupling non-threaded connections
CA2216649A1 Quick connector having ring for confirming proper connection
CN1182473A Quick connector having ring for confirming proper connection
MX9707313A Quick connector having ring for confirming proper connection.
US6010160A Quick connector having ring for confirming proper connection