Low-Molecular-Weight Polyacrylic Acids Containing Phosphorus And Use Thereof As Dispersants - EP2670524

The patent EP2670524 was granted to Basf on May 10, 2017. The application was originally filed on Feb 3, 2012 under application number EP12702261A. The patent is currently recorded with a legal status of "Revoked".

EP2670524

BASF
Application Number
EP12702261A
Filing Date
Feb 3, 2012
Status
Revoked
Oct 5, 2022
Grant Date
May 10, 2017
External Links
Slate, Register, Google Patents

Patent Summary

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Patent Family

Patent Oppositions (3)

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CompanyOpposition DateRepresentativeOpposition Status

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BWA WATER ADDITIVES UKFeb 9, 2018APPLEYARD LEESADMISSIBLE
COATEXFeb 9, 2018REGIMBEAUADMISSIBLE
NIPPON SHOKUBAIFeb 5, 2018CABINET BEAU DE LOMENIEADMISSIBLE

Patent Citations (20) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTEP0510831
INTERNATIONAL-SEARCH-REPORTEP0618240
INTERNATIONAL-SEARCH-REPORTEP0792890
INTERNATIONAL-SEARCH-REPORTUS5216099
OPPOSITIONAU2012213403
OPPOSITIONEP0405818
OPPOSITIONEP0618240
OPPOSITIONJP2000080396
OPPOSITIONJP2003041089
OPPOSITIONJP2004107474
OPPOSITIONJP2004217899
OPPOSITIONJP2010077340
OPPOSITIONJPH07126504
OPPOSITIONUS4681686
OPPOSITIONUS5216099
OPPOSITIONWO2012104304
OPPOSITIONWO2012104325
OPPOSITIONWO2012104401
OTHERJP2010077340
OTHERUS5216099

Non-Patent Literature (NPL) Citations (20) 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
OPPOSITION- "A mechanistic study of phosphinocarboxylic acid for boiler deposit control", KELVIN Y. CHANG et al., Chemical Treatment,, (19960701), pages 48 - 53, XP055460634
OPPOSITION- "A Mechanistic Study of Phosphinocarboxylic Acid for Boiler Deposit Control", KELVIN Y. CHANG, Suresh Patel, Chemical Treatment, pages 48 - 53, XP055460634
OPPOSITION- Anonymous, "A small firm is enjoying strong growth thruogh not manufacturing.andrew Warmington visited BWA Additives", Speciality Chemicals Magazine - Water-born, (20100900), pages 2 - 4, XP055463540
OPPOSITION- Anonymous, "A small firm is enjoying strong growth thruogh not manufacturing. Andrew Warmington visited BWA Additives", Speciality Chemicals Magazine - Water-born, (20100900), pages 2 - 4, XP055463540
OPPOSITION- Anonymous, "Waterfront - Belclene 400", BWA,, (20060500), pages 1 - 2, XP055461337
OPPOSITION- Anonymous, "Waterfront - Bellasol S30", (20060600), pages 1 - 2, XP055461328
OPPOSITION- Anonymous, "Waterfront - Bellasol S30", BWA, (20060600), pages 1 - 2, XP055461328
OPPOSITION- Anonymous, "Waterfront - Belsperse 164", BWA, (20060500), pages 1 - 2, XP055461792
OPPOSITION- Anonymous, "Waterfront - Flocon 135", BWA, (20060600), pages 1 - 2, XP055461323
OPPOSITION- Anonymous, "Waterfront - Flocon", BWA, (20060600), pages 1 - 2, XP055461323
OPPOSITION- Biolab Water Additives, "KIWA (ATA) Approval - Dossier of information for Flocon 135", (20000500), page 5pp, XP055463533
OPPOSITION- BioLab Water Additives, "KIWA (ATA) Approval - Dossier of information for Flocon 135", (20000500), page 5pp, XP055463533
OPPOSITION- BWA Water Additives, "Belsperse® 161 Dispersant- General Product Information", Waterfront Product Information, (20060500), pages 1 - 2, XP055463565
OPPOSITION- Ryder D S, "Bellasol S30", process additives research department physicalanalysis group,, (19951005), pages 1 - 9, XP055461789
OPPOSITION- Ryder D S, "Bellasol S30", process additives research department physicalanalysis group,, (19951005), XP055461789
OPPOSITION- Ryder D S, "Characterisation of commercial product Flocon 135", Great lakes chemicals report,, (20000412), pages 1 - 6, XP055461320
OPPOSITION- Ryder D S; Et Al, "Belclene 400", INDUSTRIAL CHEMICALS DIVISION research department ANALYTICAL SERVICES,, (19850409), pages 1 - 14, XP055461795
OPPOSITION- Ryder D S; Et Al, "Belsperse 164 - Characterisation of Production Material", process additives research department physical analysis group,, (19880603), pages 1 - 16, XP055461790
OPPOSITION- YAN LIAN-HE et al., "Structural analysis of phosphino-carboxylic copolymer B134", Fine Chemicals, (20020200), vol. 19, no. 2, pages 77 - 79, XP055463555
OPPOSITION- Yzn Lianhe; Et Al, "Structural analysis of phosphino-carboxylic copolymer B134", fine chemicals, (20020200), vol. 19, no. 2, pages 77 - 81, XP055461347

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