Electricity: conductors and insulators – Insulators – Through wall or plate
Reexamination Certificate
2011-06-21
2011-06-21
Estrada, Angel R (Department: 2831)
Electricity: conductors and insulators
Insulators
Through wall or plate
C174S142000, C174S13700R, C016S002100, C016S002200, C029S592100
Reexamination Certificate
active
07964799
ABSTRACT:
A bushing for an electrical device including an insulating core, where at least a part of the insulating core includes a continuous diffusion barrier with firm adhesion to the insulating core. The bushing is manufactured by coating at least a part of the insulating core with the continuous diffusion barrier.
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People's Republic of China—First Office Action—Aug. 21, 2009.
Notification of Second Office Action—May 10, 2010.
Getson Douglas
Isberg Peter
Johansson Erik
Liljenberg Thomas
Önneby Carina
ABB Research Ltd.
Estrada Angel R
Franklin Eric J.
Venable LLP
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