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IP Verse

Method For Manufacturing A Solar Cell With A Surface-Passivating Dielectric Double Layer, And Corresponding Solar Cell - EP2220689

The patent EP2220689 was granted to Hanwha Q Cells on Aug 27, 2014. The application was filed on Nov 6, 2008 under application number EP08850615A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP2220689

HANWHA Q CELLS
Application Number
EP08850615A
Filing Date
Nov 6, 2008
Status
Granted And Under Opposition
Publication Date
Aug 27, 2014
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (10)

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.

CompanyOpposition DateRepresentativeOpposition Status
RISEN ENERGYJun 18, 2024EUROPE PATENTANWALTSKANZLEIINTERVENTION
LONGI NETHERLANDS TRADINGJun 17, 2021GRUNECKER PATENTINTERVENTION WITHDRAWN
LONGI SOLAR TECHNOLOGIEJul 2, 2019GRUNECKER PATENTINTERVENTION WITHDRAWN
JINKOSOLARJun 24, 2019EUROPE PATENTANWALTSKANZLEIINTERVENTION WITHDRAWN
REC SOLAR EMEAJun 14, 2019BETTEN & RESCHINTERVENTION ADMISSIBLE
SINGULUSMay 27, 2015VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBBADMISSIBLE
SOLAYTECMay 27, 2015VOADMISSIBLE
BITTNERMay 27, 2015KAILUWEIT & UHLEMANN PATENTANWALTE PARTNERSCHAFT MBBWITHDRAWN
HEPP WENGER RYFFELMay 27, 2015-WITHDRAWN
IMEC VZWMay 26, 2015PATENT DEPARTMENT IMECWITHDRAWN

Patent Citations (16) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTEP1489667
INTERNATIONAL-SEARCH-REPORTUS2006157733
OPPOSITIONEP1763086
OPPOSITIONJP2007134424
OPPOSITIONUS2004112426
OPPOSITIONUS2005112874
OPPOSITIONUS2005260347
OPPOSITIONUS2006010972
OPPOSITIONUS2006237809
OPPOSITIONUS4463216
OPPOSITIONUS4649088
OPPOSITIONUS5057163
OPPOSITIONUS6930052
OPPOSITIONWO2006096247
OPPOSITIONWO2006097303
OPPOSITIONWO2008065918

Dossier 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.

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