The patent EP4054727 was granted to DSM Assets on Aug 16, 2023. The application was originally filed on Nov 3, 2020 under application number EP20803455A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number | 
|---|---|
| EXAMINATION | EP3195853 | 
| INTERNATIONAL-SEARCH-REPORT | DE102014206221 | 
| INTERNATIONAL-SEARCH-REPORT | EP3195853 | 
| INTERNATIONAL-SEARCH-REPORT | US2015209259 | 
| OPPOSITION | DE102014206221 | 
| OPPOSITION | DE10226353 | 
| OPPOSITION | DE10353030 | 
| OPPOSITION | EP1281388 | 
| OPPOSITION | EP2710996 | 
| OPPOSITION | EP3052072 | 
| OPPOSITION | EP3213742 | 
| OPPOSITION | US2005037042 | 
| OPPOSITION | US2005261222 | 
| OPPOSITION | US8383087 | 
NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.
| Citation Phase | Reference Text | 
|---|---|
| DESCRIPTION | - Chemical Abstracts, no. 178463-23-5 | 
| EXAMINATION | - anonymous, "Coolmax Extreme Broad Spectrum Protection Lotion SPF 50+++", GNPD, MINTEL, (20190605), Database accession no. 6548993, URL: https://www.gnpd.com/sinatra/recordpage/6548993/, XP055690962 | 
| EXAMINATION | - anonymous, "Moisture Milk SPF 50+/PA++++", GNPD, MINTEL, (20160613), Database accession no. 4067627, URL: https://www.gnpd.com/sinatra/recordpage/4067627/, XP055690964 | 
| EXAMINATION | - anonymous, "Moisture Milk SPF 50+/PA++++", GNPD, MINTEL, (20170403), Database accession no. 4725219, URL: https://www.gnpd.com/sinatra/recordpage/4725219/, XP055690965 | 
| EXAMINATION | - anonymous, "Protective Fluid SPF 50+", GNPD, MINTEL, (20150616), Database accession no. 3250395, URL: https://www.gnpd.com/sinatra/recordpage/3250395/, XP055690966 | 
| EXAMINATION | - anonymous, "Sunbaby Sunscreen Milk SPF 50", GNPD, MINTEL, (20090728), Database accession no. 1147135, URL: https://www.gnpd.com/sinatra/recordpage/1147135/, XP055691391 | 
| EXAMINATION | - anonymous, "Sunshield Superfluid Sunscreen SPF 50+", GNPD, MINTEL, (20140328), Database accession no. 2280765, URL: https://www.gnpd.com/sinatra/recordpage/2280765/, XP055691389 | 
| EXAMINATION | - anonymous, "Winter Combi Cream + Stick SPF 50", GNPD, MINTEL, (20110224), Database accession no. 1496473, URL: https://www.gnpd.com/sinatra/recordpage/1496473/, XP055691390 | 
| INTERNATIONAL-SEARCH-REPORT | - anonymous, "Coolmax Extreme Broad Spectrum Protection Lotion SPF 50+++", GNPD, MINTEL, (20190605), Database accession no. 6548993, URL: www.gnpd.com, XP055690962 [A] 1-15 * paragraph [ingredients] * | 
| INTERNATIONAL-SEARCH-REPORT | - anonymous, "Moisture Milk SPF 50+/PA++++", GNPD, MINTEL, (20160613), Database accession no. 4067627, URL: www.gnpd.com, XP055690964 [A] 1-15 * paragraph [ingredients] * * paragraph [description] * | 
| INTERNATIONAL-SEARCH-REPORT | - anonymous, "Moisture Milk SPF 50+/PA++++", GNPD, MINTEL, (20170403), Database accession no. 4725219, URL: www.gnpd.com, XP055690965 [A] 1-15 * paragraph [ingredients] * | 
| INTERNATIONAL-SEARCH-REPORT | - anonymous, "Protective Fluid SPF 50+", GNPD, MINTEL, (20150616), Database accession no. 3250395, URL: www.gnpd.com, XP055690966 [A] 1-15 * paragraph [ingredients] * | 
| INTERNATIONAL-SEARCH-REPORT | - anonymous, "Sunbaby Sunscreen Milk SPF 50", GNPD, MINTEL, (20090728), Database accession no. 1147135, URL: www.gnpd.com, XP055691391 [A] 1-15 * paragraph [ingredients] * | 
| INTERNATIONAL-SEARCH-REPORT | - anonymous, "Sunshield Superfluid Sunscreen SPF 50+", GNPD, MINTEL, (20140328), Database accession no. 2280765, URL: www.gnpd.com, XP055691389 [A] 1-15 * paragraph [ingredients] * | 
| INTERNATIONAL-SEARCH-REPORT | - anonymous, "Winter Combi Cream + Stick SPF 50", GNPD, MINTEL, (20110224), Database accession no. 1496473, URL: www.gnpd.com, XP055691390 [A] 1-15 * paragraph [ingredients] * | 
| INTERNATIONAL-SEARCH-REPORT | - "Neues aus Dermatologie, Kosmetik und Wundversorgung", COSMETICS, (200701), XP040423222 [A] 1-15 * example 7 * | 
| OPPOSITION | - Anonymous, "AakoSun ZnO TECS, Zinc Oxide, Triethoxycaprylylsilane", Sun Care, (20190201), pages 1 - 2, XP093191016 | 
| OPPOSITION | - Anonymous, "Sun Protection inspired by life, The Care Creations UV-Filter Portfolio", Care Creations, BASF, (20130101), pages 1 - 6, XP093191028 | 
| OPPOSITION | - Anonymous, "Z-Cote® HP 1 PRD 30083072", Nanostatement sheet, BASF, (20140509), pages 1 - 1, XP093190951 | 
| OPPOSITION | - "Coolmax Extreme Broad Spectrum Protection Lotion SPF 50+++", GNPD, MINTEL, (20190601), Database accession no. 6548993, XP055690962 | 
| OPPOSITION | - D28 - Experimental Report 2024 | 
| OPPOSITION | - D29 - Customer Update on INCI name for Z-Cote® HP1 coating dated 14 February 2003 | 
| OPPOSITION | - D30 - Letter from CTFA to BASF of 24 February 2003 | 
| OPPOSITION | - D31 - Internal email correspondence regarding name change | 
| OPPOSITION | - D32 - Experimental Report 2 | 
| OPPOSITION | - EXPERIMENTAL REPORT 1 | 
| OPPOSITION | - "Moisture Milk SPF 50+/PA++++", GNPD, MINTEL, (20170401), Database accession no. 4725219, XP093190953 | 
| OPPOSITION | - MUELLER S. et al, "Micronization as a tool in the development of innovative UV filters", SOFW journal, Verlag fuer Chemische Industrie H. Ziolkowsky GmbH, DE, DE , (20050701), vol. 131, no. 7, ISSN 0942-7694, pages 32 - 39, XP002418657 | 
| OPPOSITION | - Nadim Shaath, "Chapter 14: Inorganic ultraviolet filters", Nadim Shaath, Shaath, N. A., Sunscreens - Regulations and Commercial Development, third edition, Boca Raton, Taylor & Francis Group, (20050317), pages 239 - 279, ISBN 0-8247-5794-7, XP009561942 | 
| OPPOSITION | - Nikitakis, J. and Lange B., "Introduction", Nikitakis, J. and Lange B., Joanne Nikitakis, Beth Lange, International Cosmetic Ingredient Dictionary and Handbook, Personal Care Products Council- wINCI , (20160101), vol. 1, pages i - lix, ISBN 1-882621-55-7, XP009561943 | 
| OPPOSITION | - Osterwalder Uli, Herzog, Bernd, "Chemistry and Properties of Organic and Inorganic UV Filters", Osterwalder Uli, Herzog, Bernd, Henry W. Lim, Zoe Diana Draelos, Clinical Guide to Sunscreens and Photoprotection, Informa Healthcare, (20090101), pages 11 - 38, XP093190968 | 
| OPPOSITION | - "Protective Fluid SPF 50+", GNPD, MINTEL, (20150601), Database accession no. 3250395, XP055690966 | 
| OPPOSITION | - Regulation EC No. 1223/2009 of the European Parliament and of the Council of 30 November 2009 (version of 13 August 2019) | 
| OPPOSITION | - "Sunbaby Sunscreen Milk SPF 50", GNPD, MINTEL, (20090701), Database accession no. 1147135, XP055691391 | 
| OPPOSITION | - "Sunshield Superfluid Sunscreen SPF 50+", GNPD, MINTEL, (20140301), Database accession no. 2280765, XP055691389 | 
| OPPOSITION | - Szabados Zsolt, Aikens Patricia, "Zinc Oxide - An effective and versatile broad spectrum UV absorber for sunscreens and daily wear products", EURO COSMETICS, BASF Corp, (20140101), vol. 5, pages 25 - 29, XP093190958 | 
| OPPOSITION | - Yin Hong et al, "A comparative interlaboratory study on photocatalytic activity of commercial ZnO and CeO2nanoparticles", Journal of Nanoparticle Research, Springer Netherlands, Dordrecht, Dordrecht, (20140911), vol. 16, no. 10, doi:10.1007/s11051-014-2641-6, ISSN 1388-0764, pages 1 - 12, XP035390058 | 
| OPPOSITION | - Mohammed Yousuf H. et al, "Support for the Safe Use of Zinc Oxide Nanoparticle Sunscreens: Lack of Skin Penetration or Cellular Toxicity after Repeated Application in Volunteers", Journal of Investigative Dermatology, Elsevier, NL, NL , (20190201), vol. 139, no. 2, doi:10.1016/j.jid.2018.08.024, ISSN 0022-202X, pages 308 - 315, XP093191006 | 
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