MIDGET
Filed: July 19, 1930
ELECTRIC CONDENSERS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71303662
VITAMIN Q
Filed: March 18, 1943
Electrical Condensers
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71459209
2
Filed: September 13, 1947
ELECTROLYTIC CONDENSERS, ELECTROSTATIC CONDENSERS, ELECTRICAL FILTERS, AND ELECTRICAL RESISTORS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71534482
TELECAP
Filed: March 12, 1949
ELECTRICAL CONDENSERS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71575380
HYPASS
Filed: July 25, 1949
ELECTRICAL CONDENSERS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71582500
BLACK BEAUTY
Filed: June 29, 1950
ELECTRICAL CONDENSERS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71599986
CLORINOL
Filed: December 16, 1950
ELECTRICAL CONDENSERS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71607774
ESTAR
Filed: December 16, 1950
ELECTRICAL CONDENSERS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71607775
PINHEAD
Filed: December 16, 1950
ELECTRICAL CONDENSERS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71607776
STYRACON
Filed: December 16, 1950
ELECTRICAL CONDENSERS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71607777
PRINTOHM
Filed: May 11, 1951
ELECTRICAL RESISTORS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71613791
DIFILM
Filed: July 8, 1953
ELECTRICAL CAPACITORS
Owned by: SPARAGUE ELECTRIC COMPANY and SPRAGUE ELECTRIC COMPANY
Serial Number: 71650011
DURAMEG
Filed: July 8, 1953
ELECTRICAL RESISTORS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71650012
AUTOCON
Filed: February 10, 1955
ELECTRICAL CAPACITORS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71681457
MINI-OHM
Filed: March 24, 1955
ELECTRICAL RESISTORS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71684165
LITTL-LYTIC
Filed: July 22, 1955
ELECTRICAL CAPACITORS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71691795
UNIPAK
Filed: August 26, 1955
Assembly of Various Electrical Capacitors within a Metal Housing
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71693781
MONOLYTHIC
Filed: February 21, 1956
ELECTRICAL CAPACITORS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72003122
FABMIKA
Filed: May 23, 1956
ELECTRICAL CAPACITORS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72008885
THRU-PASS
Filed: December 14, 1956
ELECTRICAL CONDENSERS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72021092
FILMITE
Filed: May 28, 1957
ELECTRICAL CAPACITORS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72030954
FILMISTOR
Filed: June 6, 1957
ELECTRICAL RESISTORS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72031515
CERA-MITE
Filed: June 18, 1957
CERAMIC CAPACITORS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72032214
KOOLPAK
Filed: June 25, 1957
CAPACITOR ASSEMBLIES
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72032637
ISOFARAD
Filed: January 9, 1958
ELECTRICAL CAPACITORS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72043715
HYPERCON
Filed: November 18, 1958
ELECTRICAL CAPACITORS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72062710
TRANSI-LYTIC
Filed: January 13, 1959
ELECTRICAL CAPACITORS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72065789
YELLOW JACKET
Filed: March 9, 1959
ELECTRICAL CAPACITORS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72069213
MODULINE
Filed: October 16, 1959
Electronic Circuit Assemblies Including Electrical Components, Such as Resistors, Capacitors, Inductors, Transistors, and…
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72083406
COMPULYTIC
Filed: November 17, 1959
Electrical Capacitors
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72085524
VERTI-LYTIC
Filed: May 18, 1960
Electrolytic Capacitors
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72097421
LOGILINE
Filed: September 26, 1960
ELECTRONIC DIGITAL COMPUTER EQUIPMENT
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72105220
TANTAPAK
Filed: September 26, 1960
CAPACITOR ASSEMBLIES
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72105221
LOGIPAK
Filed: February 13, 1961
ELECTRONIC DIGITAL COMPUTER CIRCUITS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72113570
TBA
Filed: March 13, 1961
CHEMICAL ADDITIVE FOR LIQUID DIELECTRIC IMPREGNANTS USED IN ELECTRICAL CAPACITORS, SAID ADDITIVE BEING SOLD ONLY AS AN INGREDIENT…
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72115538
DURON
Filed: March 13, 1961
NITROGEN FORMING CHEMICAL ADDITIVE FOR LIQUID DIELECTRIC IMPREGNANTS USED IN ELECTRICAL CAPACITORS, SAID ADDITIVE BEING…
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72115539
SEPT
Filed: November 14, 1961
TRANSISTORS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72132001
HYREL
Filed: March 20, 1962
Electrical Circuit Components and Assemblies Thereof, Particularly Capacitors, Resistors and Interference Filters
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72140302
DOMINO
Filed: March 30, 1962
Electrical Circuit Components, Particularly Capacitors and Resistors
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72141219
INDISTOR
Filed: July 19, 1962
DELAY NETWORKS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 72149419
