Electric lamp and discharge devices – Discharge devices having a thermionic or emissive cathode
Reexamination Certificate
2007-01-09
2010-06-22
Patel, Nimeshkumar D (Department: 2879)
Electric lamp and discharge devices
Discharge devices having a thermionic or emissive cathode
C313S495000, C313S233000, C313S496000, C445S024000, C445S025000
Reexamination Certificate
active
07741764
ABSTRACT:
Diamond-like carbon field emission surfaces, including associated devices and methods for using such devices are disclosed. In one aspect, for example, a field emission surface is provided, including a smooth layer of diamond-like carbon disposed on a smooth substrate, the diamond-like carbon layer having a uniformly distributed ablation pattern configured to emit electrons. The diamond-like carbon layer should be smooth in order to allow the uniform distribution of the ablation pattern.
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Patel Nimeshkumar D
Thorpe North & Western LLP
Walford Natalie K
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