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Class Information
Number: 343
Name: Communications: radio wave antennas >
Description: A. This is the generic class for antennas for the transmission of radio wave energy through the natural media (i.e., air, earth, water, etc.) for point-to-point communication or for the reception of such transmitted radio wave energy.










Class Number Class Name No. of Patents
343/700R

Antennas

131
343/832

Active antenna as reflector

22
343/790

Active sleeve surrounds feed line

121
343/792

Doublet type

141
343/791

With coaxial active rod

125
343/907

Antenna components

42
343/908

Active antenna component of particular shape

47
343/912

Reflector or director

296
343/915

Collapsible, foldable or adjustable

272
343/914

Diverse curvature

57
343/916

Made of detachable parts

54
343/913

With impedance

13
343/909

Refracting means and radio wave energy filters (e.g., lenses and polarizers)

649
343/911R

Dielectric type

160
343/911L

Luneberg type

78
343/910

Zoned type

32
343/833

Antenna with parasitic director

189
343/834

Antenna with parasitic reflector

191
343/840

Parabolic-type reflector with active antenna at focus

459
343/835

Plural active antennas

48
343/836

Plural reflectors

55
343/837

Plural reflectors

77
343/838

Including a screening reflector

7
343/839

Reflector and active antenna relatively movable

48
343/793

Balanced doublet - centerfed (e.g., dipole)

293
343/823

Adjustable length

23
343/805

Arms angularly adjustable (e.g., rabbit ears)

24
343/809

Arms non-linearly arranged (e.g., resonant v type)

12
343/806

Bent arms (e.g., zigzag type)

99
343/802

Distributed reactance added to arms

57
343/794

Diverse-type doublets

18
343/803

Folded

130
343/804

Multiple conductor type

14
343/796

Helically or angularly staggered plural doublets

12
343/799

Plural circumferentially arranged

45
343/800

Plural groups (e.g., stacked)

27
343/797

Plural crossed (e.g., turnstile)

308
343/798

Plural groups (e.g., stacked)

33
343/808

Plural-rod arm forming v (e.g., conical arrangement)

22
343/810

Plural

144
343/811

Fishbone-type array

7
343/812

Parallel arrangement

42
343/813

Parallel and collinear arrangement

36
343/814

With coupling network

81
343/815

With parasitic element (e.g., reflector or director)

158
343/816

With coupling network

75
343/817

With parasitic element (e.g., reflector or director)

96
343/795

Sheet or wing type

749
343/807

Tapered, thick, or enlarged arms

56
343/801

Three or more collinear units form doublet

28
343/820

With coupling network or impedance in the leadin

97
343/821

Balanced to unbalanced circuit

117
343/822

Impedance matching network

113
343/818

With parasitic element (e.g., reflector or director)

152
343/819

With reflector and director

60
343/718

Body-attached or connected

333
343/719

Buried underground or submerged under water

176
343/720

Combined with diverse-type art device

204
343/721

Light

72
343/904

Combined

35
343/906

With electrical connector

434
343/905

With transmission line

88
343/724

Convertible to different antennas

16
343/825

Fractional, multiple, or full wave length linear type

33
343/828

Non-uniformity in antenna

90
343/826

Plural

61
343/827

Collinear arrangement

14
343/831

Stub type

18
343/829

With grounding structure, including counterpoises

211
343/830

With coaxial feed line

189
343/843

Having an appreciable wave length dimension

22
343/899

Having area increasing means (e.g., spiniferous, metal ball on top)

23
343/701

Having electric space discharge device

184
343/741

High frequency type loops

312
343/743

Feed coupling at spaced points on loop

41
343/742

Plural

419
343/744

With series reactance in loop

137
343/898

Hollow metallic body

15
343/787

Including magnetic material

260
343/788

Loop type

319
343/792.5

Logarithmically periodic

175
343/866

Loop type

374
343/868

Adjustable configuration, area or coil length

26
343/867

Plural; plural or tapped coils

366
343/871

With collapsible or foldable frame

13
343/870

With connector or terminals

36
343/869

With rotatable support

10
343/874

Mast or tower type

79
343/875

Sectional

13
343/703

Measuring signal energy

442
343/897

Mesh, woven, braided or multiple strip

104
343/700MS

Microstrip

5021
343/824

Planar array of linear antennas

98
343/844

Plural antennas spaced a fractional or full wave length apart

165
343/893

Plural antennas

413
343/729

Plural diverse-type antennas using same active element

135
343/730

Including balanced doublet-type antenna

43
343/725

Plural separate diverse type

429
343/726

Including balanced doublet and loop-type antennas

75
343/727

Including balanced doublet-type antenna

126
343/728

Including loop-type antenna

113
343/900

Rod type

220
343/901

Telescoping

229
343/903

Flexible rod actuated

98
343/902

Fluid pressure actuated

9
343/896

Rods or wire form cage or hollow post

19
343/723

Single adjustable length electrically long linear antenna

19
343/767

Slot type

848
343/770

Plural

749
343/771

With wave guide coupling

395
343/769

Ring-shaped slot

151
343/768

With periodic control of slot or coupling

125
343/895

Spiral or helical type

1690
343/876

Switching between antennas and lines

370
343/731

Traveling wave type

42
343/735

Balanced v

4
343/732

Circular loop

20
343/736

Inverted v

8
343/737

Plural

18
343/733

Rhombic

6
343/734

With feedback

0
343/738

With reflecting transformer

1
343/709

Waterborne (e.g., buoyant or with watercraft)

144
343/710

Watercraft part of active antenna or vice versa

19
343/772

Wave guide type (e.g., horn)

379
343/780

"pillbox" type

25
343/773

Biconical horn type

113
343/774

Stacked

36
343/775

With reflector

38
343/785

Dielectric type (e.g., polystyrene rod)

210
343/776

Plural

212
343/777

With control of individual antenna (e.g., lobe switching or steering)

66
343/778

With phasing

167
343/779

With reflector

142
343/784

With closure

19
343/781R

With external reflector or director

178
343/781P

Plural reflectors

284
343/781CA

With main and subreflector (casse-grain type)

222
343/782

With means reducing re-radiation into active antenna

24
343/786

With horn

711
343/783

With internal-wave refraction means

55
343/705

With aircraft

316
343/708

Aircraft part of active antenna or vice versa

162
343/706

Lighter-than-air device

22
343/707

Trailing type

20
343/850

With coupling network or impedance in the leadin

351
343/856

Antenna forms transformer primary or secondary

30
343/865

Balanced coupling network to balanced antenna

14
343/859

Balanced to unbalanced circuit

95
343/858

Coupled to plural leadins

61
343/857

Coupling at spaced points on antenna

19
343/860

Impedance matching network

330
343/861

Adjustable

128
343/862

Including long line element

37
343/864

Quarter-wave transformer

27
343/863

Tapered

11
343/852

Plural path with impedance matching

50
343/853

With plural antennas

904
343/855

Loop antennas

30
343/851

With radiation suppressor (e.g., shield)

54
343/841

With electrical shield

369
343/842

Loop-type antenna

89
343/845

With ground connection spaced from feed line connection

73
343/846

With grounding structure (including counterpoises)

1319
343/848

Artificial or substitute grounds (e.g., ground planes)

166
343/847

Insulated from or capacity coupled to ground

28
343/849

Modified natural grounds

12
343/872

With housing or protective covering

893
343/873

Antenna embedded, potted, or coated

463
343/704

With ice clearer or preventer

222
343/722

With lumped reactance filter in active antenna

135
343/749

With lumped reactance for loading antenna

258
343/750

Adjustable reactance

113
343/751

Plural antennas

53
343/752

Reactance at free end of active antenna

111
343/757

With means for moving directive antenna for scanning, sweeping or orienting

424
343/758

Plural relatively movable

67
343/761

Reflector and antenna relatively movable

155
343/763

Rotary or rotary oscillatory motion

111
343/765

In different planes

266
343/764

Loop-type antenna

22
343/766

Motor-driven

305
343/759

Spiral motion

9
343/762

Wave guide type antenna

48
343/760

With signal, indicator or alarm

61
343/756

With polarization filter or converter

374
343/702

With radio cabinet

4183
343/877

With reel for antenna

42
343/894

With signal, indicator or alarm

110
343/753

With spaced or external radio wave refractor (e.g., lens)

324
343/755

With reflector

117
343/754

With scanning, sweeping, or orienting

430
343/878

With support for antenna, reflector or director

365
343/880

Adjustable or collapsible support

222
343/881

Foldable

120
343/882

Pivoted or rotatable

506
343/883

Telescoping

60
343/892

Antenna on bracket

117
343/890

Antenna on post, standard or tower

278
343/891

Antenna along length of post

94
343/879

For plural separate antennas

67
343/888

For supporting rod-like end portion of antenna

83
343/889

Rod retractible into support

18
343/886

Horizontally suspended between poles or standards

10
343/884

Plural wire transmission line or wave guide as support

10
343/887

Streamline-shaped support

1
343/885

Stress distributing or static discharging means for support

28
343/739

With terminating resistance at open end

16
343/740

Balanced type

9
343/745

With variable reactance for tuning antenna

330
343/747

Balanced doublet type

28
343/748

Loop type

91
343/746

Slot type

40
343/711

With vehicle

438
343/713

Supported by vehicle body

1126
343/714

Antenna adjustable from inside body

35
343/715

Rod type

448
343/716

Running board

0
343/717

Supported underneath vehicle

25
343/712

Vehicle part of active antenna or vice versa

154
343/789

Within conductive apertured wall

157
343/DIG.2

Satellite-mounted antenna

140
343/DIG.1

With vibration damper or wind catcher

13
 
 
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