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Class Numbers & Titles | Class Numbers Only | USPC Index | International | HELP |
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Class 343 | COMMUNICATIONS: RADIO WAVE ANTENNAS |
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700R | ANTENNAS |
701 | Having electric space discharge device |
702 | With radio cabinet |
703 | Measuring signal energy |
704 | With ice clearer or preventer |
705 | With aircraft |
709 | Waterborne (e.g., buoyant or with watercraft) |
711 | With vehicle |
712 | Vehicle part of active antenna or vice versa |
713 | Supported by vehicle body |
717 | Supported underneath vehicle |
718 | Body-attached or connected |
719 | Buried underground or submerged under water |
720 | Combined with diverse-type art device |
722 | With lumped reactance filter in active antenna |
723 | Single adjustable length electrically long linear antenna |
724 | Convertible to different antennas |
725 | Plural separate diverse type |
726 | Including balanced doublet and loop-type antennas |
727 | Including balanced doublet-type antenna |
728 | Including loop-type antenna |
729 | Plural diverse-type antennas using same active element |
731 | Traveling wave type |
732 | Circular loop |
733 | Rhombic |
735 | Balanced V |
736 | Inverted V |
737 | Plural |
738 | With reflecting transformer |
739 | With terminating resistance at open end |
741 | High frequency type loops |
745 | With variable reactance for tuning antenna |
749 | With lumped reactance for loading antenna |
753 | With spaced or external radio wave refractor (e.g., lens) |
756 | With polarization filter or converter |
757 | With means for moving directive antenna for scanning, sweeping or orienting |
758 | Plural relatively movable |
759 | Spiral motion |
760 | With signal, indicator or alarm |
761 | Reflector and antenna relatively movable |
762 | Wave guide type antenna |
763 | Rotary or rotary oscillatory motion |
767 | Slot type |
772 | Wave guide type (e.g., horn) |
773 | Biconical horn type |
776 | Plural |
777 | With control of individual antenna (e.g., lobe switching or steering) |
778 | With phasing |
779 | With reflector |
780 | "Pillbox" type |
781R | With external reflector or director |
782 | With means reducing re-radiation into active antenna |
781P | Plural reflectors |
781CA | With main and subreflector (Casse-grain type) |
783 | With internal-wave refraction means |
784 | With closure |
785 | Dielectric type (e.g., polystyrene rod) |
786 | With horn |
787 | Including magnetic material |
789 | Within conductive apertured wall |
790 | Active sleeve surrounds feed line |
792.5 | Logarithmically periodic |
793 | Balanced doublet - centerfed (e.g., dipole) |
794 | Diverse-type doublets |
795 | Sheet or wing type |
796 | Helically or angularly staggered plural doublets |
797 | Plural crossed (e.g., turnstile) |
799 | Plural circumferentially arranged |
801 | Three or more collinear units form doublet |
802 | Distributed reactance added to arms |
803 | Folded |
805 | Arms angularly adjustable (e.g., rabbit ears) |
806 | Bent arms (e.g., zigzag type) |
807 | Tapered, thick, or enlarged arms |
808 | Plural-rod arm forming V (e.g., conical arrangement) |
809 | Arms non-linearly arranged (e.g., resonant V type) |
810 | Plural |
811 | Fishbone-type array |
812 | Parallel arrangement |
813 | Parallel and collinear arrangement |
814 | With coupling network |
815 | With parasitic element (e.g., reflector or director) |
816 | With coupling network |
817 | With parasitic element (e.g., reflector or director) |
818 | With parasitic element (e.g., reflector or director) |
820 | With coupling network or impedance in the leadin |
823 | Adjustable length |
824 | Planar array of linear antennas |
825 | Fractional, multiple, or full wave length linear type |
826 | Plural |
828 | Non-uniformity in antenna |
829 | With grounding structure, including counterpoises |
831 | Stub type |
832 | Active antenna as reflector |
833 | Antenna with parasitic director |
834 | Antenna with parasitic reflector |
835 | Plural active antennas |
837 | Plural reflectors |
839 | Reflector and active antenna relatively movable |
840 | Parabolic-type reflector with active antenna at focus |
841 | With electrical shield |
843 | Having an appreciable wave length dimension |
844 | Plural antennas spaced a fractional or full wave length apart |
845 | With ground connection spaced from feed line connection |
846 | With grounding structure (including counterpoises) |
847 | Insulated from or capacity coupled to ground |
848 | Artificial or substitute grounds (e.g., ground planes) |
849 | Modified natural grounds |
850 | With coupling network or impedance in the leadin |
851 | With radiation suppressor (e.g., shield) |
852 | Plural path with impedance matching |
853 | With plural antennas |
856 | Antenna forms transformer primary or secondary |
857 | Coupling at spaced points on antenna |
858 | Coupled to plural leadins |
859 | Balanced to unbalanced circuit |
860 | Impedance matching network |
865 | Balanced coupling network to balanced antenna |
866 | Loop type |
867 | Plural; plural or tapped coils |
868 | Adjustable configuration, area or coil length |
869 | With rotatable support |
870 | With connector or terminals |
871 | With collapsible or foldable frame |
872 | With housing or protective covering |
874 | Mast or tower type |
876 | Switching between antennas and lines |
877 | With reel for antenna |
878 | With support for antenna, reflector or director |
879 | For plural separate antennas |
880 | Adjustable or collapsible support |
884 | Plural wire transmission line or wave guide as support |
885 | Stress distributing or static discharging means for support |
886 | Horizontally suspended between poles or standards |
887 | Streamline-shaped support |
888 | For supporting rod-like end portion of antenna |
890 | Antenna on post, standard or tower |
892 | Antenna on bracket |
893 | Plural antennas |
894 | With signal, indicator or alarm |
895 | Spiral or helical type |
896 | Rods or wire form cage or hollow post |
897 | Mesh, woven, braided or multiple strip |
898 | Hollow metallic body |
899 | Having area increasing means (e.g., spiniferous, metal ball on top) |
900 | Rod type |
904 | Combined |
907 | Antenna components |
908 | Active antenna component of particular shape |
909 | Refracting means and radio wave energy filters (e.g., lenses and polarizers) |
912 | Reflector or director |
700MS | Microstrip |
FOREIGN ART COLLECTIONS | ||
FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
DIGESTS | ||
DIG1 | WITH VIBRATION DAMPER OR WIND CATCHER |
DIG2 | SATELLITE-MOUNTED ANTENNA |
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