IP Verse

Stevia Composition - EP2486806

The patent EP2486806 was granted to Purecircle USA on Nov 28, 2018. The application was originally filed on Aug 3, 2011 under application number EP11006390A. The patent is currently recorded with a legal status of "Revoked".

EP2486806

PURECIRCLE USA
Application Number
EP11006390A
Filing Date
Aug 3, 2011
Status
Revoked
Mar 3, 2023
Grant Date
Nov 28, 2018
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

SCORPIOAug 28, 2019TEUTENADMISSIBLE

Patent Citations (16) New

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

Citation PhasePublication NumberPublication Link
DESCRIPTIONUS4082858
DESCRIPTIONUS4361697
DESCRIPTIONUS4892938
DESCRIPTIONUS5962678
DESCRIPTIONUS5972120
DESCRIPTIONUS7838044
DESCRIPTIONUS7862845
EXAMINATIONWO2012082677
EXAMINATIONWO2012125991
OPPOSITIONUS4404367
OPPOSITIONWO2008147723
OTHERUS2008292764
OTHERUS6255557
SEARCHUS2007116836
SEARCHUS2010112154
SEARCHUS2010316782

Non-Patent Literature (NPL) Citations (16) New

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

Citation PhaseReference TextLink
DESCRIPTION- AHMED M.S., DOBBERSTEIN R.H., FARNSWORTH N.R., "Stevia rebaudiana: I. Use of p-bromophenacyl bromide to enhance ultraviolet detection of water-soluble organic acids (steviolbioside and rebaudioside B) in high- performance liquid chromatographic analysis", J. CHROMATOGR., (1980), vol. 192, pages 387 - 393-
DESCRIPTION- "Constituents of Stevia rebaudiana", KINGHORN A.D., The genus Stevia, TAYLOR & FRANCIS, (2002), page 8-
DESCRIPTION- CRAMMER, B., IKAN, R., "Sweet glycosides from the Stevia plant", CHEMISTRY IN BRITAIN, (1986), vol. 22, pages 915 - 916,918-
DESCRIPTION- KENNELLY E.J., Constituents of Stevia rebaudiana, TAYLOR & FRANCIS, (2002), page 71-
DESCRIPTION- PRAKASH I., DUBOIS G.E., CLOS J.F., WILKENS K.L., FOSDICK L.E., "Development of rebiana, a natural, non-caloric sweetener", FOOD CHEM. TOXICOL., (2008), vol. 46, pages S75 - S82-
DESCRIPTION- "Stevia: steps in developing a new sweetener", PHILLIPS K.C, Developments in sweeteners, ELSEVIER APPLIED SCIENCE, (1989), vol. 3, pages 1 - 43-
DESCRIPTION- TANAKA O., "Improvement of taste of natural sweetners", PURE APPL. CHEM., (1987), vol. 69, pages 675 - 683, XP008144245-
DESCRIPTION- KOHDA, H., KASAI, R., YAMASAKI, K., MURAKAMI, K., TANAKA, O., "New sweet diterpene glucosides from Stevia rebaudiana", PHYTOCHEMISTRY, (1976), vol. 15, doi:doi:10.1016/S0031-9422(00)84384-8, pages 981 - 983, XP026616150
DESCRIPTION- KOBAYASHI, M., HORIKAWA, S., DEGRANDI, I.H., UENO, J., MITSUHASHI, H., "Dulcosides A and B, new diterpene glycosides from Stevia rebaudiana", PHYTOCHEMISTRY, (1977), vol. 16, doi:doi:10.1016/S0031-9422(00)88792-0, pages 1405 - 1408, XP002517591
DESCRIPTION- CHANG S.S., COOK, J.M., "Stability studies of stevioside and rebaudioside A in carbonated beverages", J. AGRIC. FOOD CHEM., (1983), vol. 31, doi:doi:10.1021/jf00116a056, pages 409 - 412, XP055013770
OPPOSITION- AHMED, M.S. et al., "STEVIA REBAUDIANA - I. USE OF p-BROMOPHENACYL BROMIDE TO ENHANCE ULTRAVIOLET DETECTION OF WATER-SOLUBLE ORGANIC ACIDS (STEVIOLBIOSIDE AND REBAUDIOSIDE B) IN HIGH-PERFORMANCE LIQUID CHROMATO- GRAPHIC ANALYSIS", Journal of Chromatography, (19800000), vol. 192, no. 12, pages 387 - 393, XP055638637-
OPPOSITION- H. B. WOOD et al., "STEVIOSIDE - I. THE STRUCTURE OF THE GLUCOSE MOIETIES", J. Org. Chem., (195507), vol. 20, no. 7, pages 875 - 883, XP055638646
OTHER- AHMED, M. S. et al., "Stevia rebaudiana", Journal of Chromatography, (19800000), vol. 192, pages 387 - 393, XP005936499-
OTHER- KOHDA et al., "New sweet diterpene glucosides from Stevia rebaudiana", Phytochemistry, (19760000), vol. 15, no. 6, pages 981 - 983, XP026616150
OTHER- VASQUEZ; JAKINOVICH, "STIMULATION OF THE GERBIL'S GUSTATORY RECEPTORS BY SOME POTENTLY SWEET TERPENOIDS", J. Agric. Food Chem., (19930801), vol. 41, no. 8, pages 1305 - 1310, XP000385096
OTHER- DUBOIS et al., "Diterpenoid sweeteners. Synthesis and sensory evaluation of stevioside analogs with improved organoleptic properties", J. Med. Chem, (19850000), vol. 28, no. 1, pages 93 - 98, XP001203652

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