HYPRESEAL
Filed: January 28, 1937
PLUG VALUES [ MADE OF IRON, STEEL, BRASSES AND BRONZES, NICKEL, ALLOY IRON AND STEEL, NICKEL, NICKEL COPPER ALLOYS, ALUMINUM…
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 71388274
NORDSTROM
Filed: August 15, 1947
PLUG VALVES AND PARTS THEREOF
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 71556674
AUDCO
Filed: July 22, 1949
VALVES FOR CONTROLLING THE FLOW OF FLUIDS IN PIPELINES
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 71582340
EQUALIZER
Filed: November 26, 1951
PIPING ATTACHMENT FOR PRODUCING DIFFERENTIAL PRESSURE TO ALLOW LIFT OF VALVE DISC TO FULL OPEN POSITION
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 71621661
HYPRESPHERE
Filed: December 29, 1955
VALVES
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 71700816
A
Filed: January 28, 1971
VALVES, INCLUDING POWER OPERATED VALVES FOR THE CONTROL OF FLUID FLOW; PARTS OF SUCH VALVES INCLUDING TRANSPARENT COVERS…
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 72382308
POW-R-JAC
Filed: May 17, 1973
MOTOR-DRIVEN INDUSTRIAL LIFT DEVICES-NAMELY, MACHINE-SCREW JACKS, BALLSCREW JACKS, AND LINEAR ACTUATORS
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 72457883
MAXI-MISER
Filed: June 26, 1978
BALL VALVES
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 73176158
ENERGY MIZER
Filed: July 10, 1980
Non-Automatic Ball Valves
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 73269684
THERMAL FLUID MIZER
Filed: October 8, 1980
Ball Valves for Controlling the Flow of Heat Transfer Oil
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 73280987
POLYFILL
Filed: March 15, 1982
Valve Seats and Seals for Use in Ball Valves that Are Employed in Applications Exhibiting High Pressures and/or Widely Variable…
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 73354818
DYNAMIC BALANCE
Filed: March 7, 1983
Manually-Operated Metal Plug Valves and Parts Therefor
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 73416293
HIGH-PER MIZER
Filed: March 11, 1986
MANUALLY-OPERATED VALVES MADE PRIMARILY OF METAL
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 73587502
HIGH-PER FILL
Filed: March 11, 1986
MATERIAL FOR USE IN FABRICATING SEATS AND SEALS OF BALL VALVES, NAMELY FIBER-FILLED POLYETHERETHERKETONE
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 73587504
N
Filed: June 4, 1990
lubricated manually operated and mechanically actuated metal plug valves for industrial use
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 74065951
UNITED CENTRIFUGAL
Filed: June 28, 1990
centrifugal pumps and parts therefor
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 74073570
PHAROS
Filed: August 20, 1990
valve position indicators
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 74089453
PULSAIR
Filed: September 13, 1993
valve positioners for piping and tubing used in the fluid flow field
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 74436172
DATAFLO C SMART CONTROLLER
Filed: May 12, 1998
MICROCONTROLLER BASED PID (PROCESS INTEGRAL DERIVATIVE) CONTROLLER FOR FLUID FLOW CONTROL VALVES
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 75483394
DATAFLO P SMART POSITIONER
Filed: May 12, 1998
MICROCONTROLLER OPERATED ELECTRONIC POSITIONER FOR FLUID FLOW CONTROL VALVES
Owned by: FLOWSERVE MANAGEMENT COMPANY
Serial Number: 75483473
