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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 12646650 B1

PDFFull Text
Date of Patent:
Jun. 02, 2026

Filed:

Jun. 12, 2020

Instrument transformer and method to isolate parts

Applicant:

Hsp Hochspannungsgeräte Gmbh, Troisdorf, DE;

Inventor:

Fabrizio Negri, Nuremberg, DE;

Assignee:

HSP Hochspannungsgeräte GMBH, Troisdorf, DE;

Attorneys:

Laurence A. Greenberg

Werner H. Stemer

Ralph E. Locher

Primary Examiner:

Malcolm Barnes

Int. Cl.
CPC ...
H01F 27/32 (2006.01); H01B 3/47 (2006.01); H01F 38/26 (2006.01); H01F 38/36 (2006.01); H01F 41/12 (2006.01);
U.S. Cl.
CPC ...
H01F 27/324 (2013.01); H01B 3/47 (2013.01); H01F 38/26 (2013.01); H01F 38/36 (2013.01); H01F 41/125 (2013.01);
Abstract

An instrument transformer for high current and/or high voltage conversion includes a housing and at least an active part, which is electrically insulated by an isolation material. The isolation material includes or is a paste and/or pulp. A method for producing the instrument transformer includes the filling of a housing of the instrument transformer with paste and/or pulp, particularly with paste and/or pulp including paper material and/or cellulose, solved in a solvent, particularly at least one ionic liquid.

Find Patent Forward Citations

Negri, Fabrizio. (2026). Instrument transformer and method to isolate parts (U.S. Patent No. 12646650). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12646650

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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