go to the Transformers product page Thomas Herold asked on Jun 30th, 2017 in Transformers

I'm a retired ABB engineer having issued 1980 one Patent for high power transformers during my BBC time.

I would like to know what happenned with Patent DE 3045205 A1 in the time of date of issue 1.12.1980 and today. I noted in some technical ETZ reports content is now realized.
Best regards
Thomas Herold

Giuseppe Petrelli, Global Marketing and Sales Manager

ABB's answer

It is an honor to get a question from one of our retired engineers.

The patent application DE 3045205 was abandoned by BBC in 1984. The patent was never granted. In any case, if granted, it would have expired in 2000 by default.

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  • Giuseppe Petrelli

    Giuseppe Petrelli

    Global Marketing and Sales Manager


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