Film Resistor With A Constant Temperature Coefficient And Production Of A Film Resistor Of This Type - EP2277177
The patent EP2277177 was granted to Hochschule FR Technik UND Wirtschaft DES Saarlandes on Aug 2, 2017. The application was originally filed on Apr 6, 2009 under application number EP09735811A. The patent is currently recorded with a legal status of "Revoked".
EP2277177
- Application Number
- EP09735811A
- Filing Date
- Apr 6, 2009
- Status
- Revoked
- May 8, 2020
- Grant Date
- Aug 2, 2017
- External Links
- Slate, Register, Google Patents
Patent Summary
Patent Family
Patent Oppositions
Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.
Patent Citations (8) New
Patent citations refer to prior patents cited during different phases such as opposition or international search.
Non-Patent Literature (NPL) Citations (1) New
NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.
Download Citation Report
Get a free citation report including examiner, opposition, and international search citations.
Get Citation ReportDossier Documents
The dossier documents provide a comprehensive record of the patent’s prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination.
Date
Description
Get instant alerts for new documents