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Electrical & Energy
Class Information
Number:
307/272R
Name:
Electrical transmission or interconnection systems
>
Description:
Sub-classes under this class:
Class Number
Class Name
Patents
307/1
Superimposed unlike currents
20
307/100
Shunting or short circuiting systems
45
307/101
Residual or remanent magnetism control
22
307/102
Stabilized, anti-hunting or antioscillation systems
48
307/103
With line drop compensation
31
307/104
Electromagnet or highly inductive systems
129
307/105
With harmonic filter or neutralizer
197
307/106
Wave form or wave shape determinative or pulse-producing systems
276
307/109
Capacitor
142
307/11
Plural load circuit systems
138
307/111
Nonresponsive-to-frequency-change systems
6
307/112
Switching systems
352
307/145
With current collection or transfer
10
307/146
Unidirectional conductor systems
30
307/147
Conductor arrangements or structure
302
307/149
Miscellaneous systems
141
307/326
Personnel safety or limit control features
218
307/400
Electrets
159
307/401
Nonlinear reactor systems (e.g., saturable)
14
307/43
Plural supply circuits or sources
280
307/650
With nonswitching means responsive to external nonelectrical condition
55
307/89
Anti-induction or coupling to other systems
52
307/9.1
Vehicle mounted systems
688
307/95
Anti-electrolysis
41
307/96
Intermittent regulatory interruption of system
9
307/98
Combined impedance and switch systems
44
307/DIG.1
Data transmitted over power lines
5
Patents under this class:
Patent Number
Title Of Patent
Date Issued
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