IP Verse

Antibody-Containing Stabilized Preparations - EP2311492

The patent EP2311492 was granted to Chugai Seiyaku Kabushiki Kaisha on Oct 4, 2017. The application was originally filed on Aug 13, 2001 under application number EP10194382A. The patent is currently recorded with a legal status of "Revoked".

EP2311492

CHUGAI SEIYAKU KABUSHIKI KAISHA
Application Number
EP10194382A
Filing Date
Aug 13, 2001
Status
Revoked
Jul 3, 2020
Publication Date
Oct 4, 2017
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

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.

CompanyOpposition DateRepresentativeOpposition Status

Get instant alerts for new oppositions and patent status changes

MATHYS & SQUIREJul 4, 2018GRIFFIN -

Patent Citations (20) New

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

Citation PhasePublication Number
DESCRIPTIONJPH08151398
DESCRIPTIONJPH08506023
DESCRIPTIONJPH0899902
DESCRIPTIONJPH11315031
DESCRIPTIONJPS6112288
DESCRIPTIONWO9012874
DESCRIPTIONWO9219759
DESCRIPTIONWO9813388
DESCRIPTIONWO9814580
DESCRIPTIONWO9951743
EXAMINATIONWO9856418
OPPOSITIONJPH0899902
OPPOSITIONUS4597966
OPPOSITIONUS5656730
OPPOSITIONWO9006764
OTHERWO9856418
SEARCHEP0306824
SEARCHJPH0899902
SEARCHUS4597966
SEARCHWO9822136

Non-Patent Literature (NPL) Citations (15) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference Text
DESCRIPTION- HIRATA ET AL., J. IMMUNOL., (1989), vol. 143, pages 2900 - 2906
DESCRIPTION- SATO ET AL., CANCER RES., (1993), vol. 53, pages 1 - 6
DESCRIPTION- STAFFORD, ANAL. BIOCHEM., (1992), vol. 203, pages 295 - 230
DESCRIPTION- TSUNENARI T. ET AL., ANTICANCER RES., (1996), vol. 16, page 2537
DESCRIPTION- TSUNENARI, T. ET AL., BLOOD, (1997), vol. 90, page 2437
OPPOSITION- Novus Biologicals, Loading control handbook, pages 1 - 8
OPPOSITION- WANG et al., "Antibody structure, instability, and formulation", Journal of Pharmaceutical Sciences, (20070000), vol. 96, no. 1, pages 1 - 26, XP009084505
OPPOSITION- WANG et al., "Instability, stabilization, and formulation of liquid protein pharmaceuticals", International Journal of Pharmaceutics, (19990000), vol. 185, pages 129 - 188, XP002323952
OPPOSITION- FLORENCE, "Degradation of protein disulphide bonds in dilute alkali", Biochem J, (19800000), vol. 189, pages 507 - 520, XP055504196
OPPOSITION- WU et al., "studies of denaturation of proteins", The Journal of Biochemistry, (19240000), vol. 4, no. 2, pages 345 - 384, XP055643753
OTHER- Anonymous, "Buffer Solution- Wikipedia, the free encyclopedia", https://en.wikipedia.org/wiki/Buffer_solution, (19-07-2016), XP055296024
OTHER- Anonymous, "Histidine", Important Biological Buffers, (20160000), URL: http://staff.ustc.edu.cn/~liuyz/methods/buffer.htm, XP055296016
OTHER- "Puffer", Arthur Burger, Helmut Wachter, Hunnius Pharmazeutisches Wörterbuch 7., Auflage, Walter de Gruyter, (19930000), page 1166, XP055296005
OTHER- "Puffer", Jürgen Falbe; Manfred Regitz, Römpp Chemie Lexikon 9., Auflage, Georg Thieme Verlag, (19920000), pages 3677 - 3678, XP055296000
SEARCH- WANG WEI, "Instability, stabilization, and formulation of liquid protein pharmaceuticals", INTERNATIONAL JOURNAL OF PHARMACEUTICS, AMSTERDAM, (19990820), vol. 185, no. 2, ISSN 0378-5173, pages 129 - 188, XP002323952 [X] 1-4 * page 171, column 2, paragraph 2 * [Y] 1-8

Download Citation Report

Get a free citation report including examiner, opposition, and international search citations.

Get Citation Report

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.

  • Date

    Description

  • Get instant alerts for new documents