Radiant energy

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SECTION I - CLASS DEFINITION

This is the residual class for methods and apparatus involving radiant energy.

SCOPE OF THE CLASS

This class provides for all methods and apparatus for using, generating, controlling or detecting radiant energy, combinations including such methods or apparatus, subcombinations of same and accessories therefore not classifiable elsewhere.



 
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Subclass
Title
307
Methods
1024 Patents
310
Electron probe type
1220 Patents
338.3
Pyroelectric type
332 Patents
370.09
X-ray or gamma-ray system
716 Patents
227.11
Light conductor
735 Patents
231.13
Shaft angle transducers
521 Patents
458.1
LUMINOPHOR IRRADIATION
1015 Patents
461.1
With ultraviolet source
511 Patents
483.1
Luminescent device
447 Patents
505.1
RADIATION CONTROLLING MEANS
454 Patents
250
RADIO AND MICROWAVE ABSORPTION WAVEMETERS
22 Patents
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251
ELECTRICALLY NEUTRAL MOLECULAR OR ATOMIC BEAM DEVICES AND METHODS
356 Patents
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252.1
CALIBRATION OR STANDARDIZATION METHODS
750 Patents
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253
GEOLOGICAL TESTING OR IRRADIATION
242 Patents
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254
With drill or drilling
75 Patents
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255
With sampling
183 Patents
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256
Well testing apparatus and methods
179 Patents
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257
With casing collar detection
5 Patents
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258
By interface of fluids
16 Patents
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259
With placement of tracer in or about well
51 Patents
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260
Tracer being or including radioactive material
77 Patents
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261
With detector or detector circuit control
50 Patents
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262
With particular detector signal circuit
132 Patents
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263
With detector signal modulation or carrier wave
13 Patents
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264
Having plural detectors
69 Patents
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