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PROSERV OPERATIONS INC

Overview
  • Total Patents
    37
  • GoodIP Patent Rank
    63,033
  • Filing trend
    ⇩ 50.0%
About

PROSERV OPERATIONS INC has a total of 37 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2012. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Brazil. Its main competitors in its focus markets mechanical elements, civil engineering and control are WORLDWIDE OILFIELD MACHINE INC, ZP INTERESTS LLC and TECH ENERGY PRODUCTS L L C.

Patent filings per year

Chart showing PROSERV OPERATIONS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Weintraub Preston 16
#2 Patterson Andy 11
#3 Quackenbush Joseph 5
#4 Jolly Richard 4
#5 Broussard Earl 4
#6 Sneed Brian 4
#7 Martinez Gerardo 3
#8 Earl Broussard 1
#9 Pilant Jr Billy W 1
#10 Patterson Andrew J 1

Latest patents

Publication Filing date Title
US2020158253A1 Bilateral and throttling directional control valve
US2020049270A1 Valve with press-fit insert
US2019293196A1 Microfluidic valve
US2019212758A1 Pressure regulator with reconfigurable hydraulic dampening
US2019093452A1 Pressure regulator with user selectable dampening
WO2018053132A1 Low friction hydraulic circuit control components
WO2018053120A1 Improved shear seal assembly
US2017146139A1 Robust in-line valve
US2017211710A1 Non-interflow directional control valve
US2017097100A1 Latching poppet valve
US2017075364A1 Shuttle valve with durable soft seal
US2017031371A1 Dynamic variable orifice
US2016060996A1 High performance subsea pressure regulator
US2015369002A1 Stacked shuttle valve
US2015362083A1 Hard swap shuttle valve
US2015191997A1 Dirty fluid pressure regulator and control valve
US2015191996A1 Modular directional control valve
US2015309515A1 Dual pressure shuttle valve
US2015115536A1 Key seal and valve
AU2012242498A1 Multiple annulus universal monitoring and pressure relief assembly for subsea well completion systems and method of using same