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. 2021 Jul 27;14(8):726. doi: 10.3390/ph14080726

Table 12.

Patents pertaining to Harpagophytum and its preparations.

Title Date Number
Food supplement 4/3/1984 US19810287235
Therapeutically active mixture 11/8/1984 DE19833316726
Homeopathic remedy for the treatment of rheumatic disorders 11/19/1987 DE19863616054
Plant-based medicinal composition for internal use 4/22/1988 FR19860014608
Medicinal combination based on plants and trace elements for the treatment of rheumatism and inflammatory states 11/10/1988 FR19870006450
Process for the preparation, by extracting, of Harpagophytum 7/13/1992 KR19890016112
Anti-pruritic cosmetic composition containing Harpagophytum root extract 1/27/1993 EP19920402100
Preparation of concentrated plant extract, particularly from Harpagophytum procumbens 8/7/1997 DE1996103788
Harpagosid-angereicherter Extrakt aus Harpagophytum procumbens und Verfahren zu seiner Herstellung [harpagoside- enriched extract of H. procumbens and its manufacture] 10/2/1997 DE1996151290
A purified extract from Harpagophytum procumbens and/or Harpagophytum zeyheri, a process for its preparation and its use 12/18/1997 Google
Skin care composition contains peroxidized fatty substance, e.g., unsaturated vegetable oils and plant extract 3/20/1998 FR19960011438
Natural composition for treating bone or joint inflammation 11/26/1998 WO1998US10758
Micro-nutritional compositions having a therapeutic effect containing polyunsaturated fatty acids, trace elements, and vitamins 7/16/1999 FR19980000331
A method of producing high anti-inflammatory activity extracts from Harpagophytum procumbens 10/6/1999 GB19980006971
Effervescent preparation containing a plant extract 6/16/1999 EP0922450A1
Method for producing high activity extracts from Harpagophytum procumbens 3/6/2001 US19990280499
Harpagoside-enriched extract from Harpagophytum procumbens and processes for producing the same 8/28/2001 US19990155043
Dietary supplement 12/18/2001 JP20000172296
Pharmaceutical preparation containing Cibotii rhizoma and Harpagophytum procumbens DC extracts as main ingredients 6/3/2002 KR20000071397
Skin care preparation 6/4/2002 JP20000402968
Pharmaceutical composition with anti-atherosclerotic activity 6/5/2002 EP20010128629
Use of harpagide-related compound as prophylactic and therapeutic agent of osteoporosis, arthritis, and disc and pharmaceutical composition containing compound as effective ingredient 11/16/2002 KR20000071497
Composition useful for treating or preventing osteoarthritis, especially in horses, containing extract(s) of Equisetum arvense, Symphytum officinale, and/or Harpagophytum procumbens 3/27/2003 DE2001143146
Use of active substance mixtures containing tocopherols and Harpagophytum procumbens extracts for the preparation of a drug against rheumatic arthritis 12/17/2003 EP20020012765
Chewing gum composition with vegetal additives 7/29/2004 WO2003EP14600
Pain-relieving agent containing extract of Harpagophytum procumbens, Corydalis turtschanovii, and Atractylodes japonica 2/5/2005 KR20030052489
Treating or preventing renal diseases, dysfunction, and/or damage, e.g., degenerative and/or inflammatory renal disease, using Harpagophytum extract or harpagoside 3/10/2005 DE2003126556
Phyto-composition for the treatment of articular diseases WO2005092355
Use of devil’s claw (Harpagophytum procumbens) root extracts for endometriosis treatment 11/2/2006 WO2006EP61831
A method for separating harpagide from Harpagophytum procumbens 2/5/2007 KR20050102609
Activator of peroxisome proliferator-activated receptor (PPAR) 5/17/2007 JP20050317156
Adjuvant composition for physiotherapy 7/24/2007 KR20060005183
Maillard reaction inhibitor, skin care preparation containing the same, and food and beverage 10/4/2007 JP20060080104
Phyto-composition for the treatment of joint diseases 12/13/2007 US20050594439
Natural remedy–dietary supplement combination product 9/4/2008 US20060815432
Root extract of Harpagophytum for stimulating hair growth 5/27/2009 EP20070802633
Skin care preparation, oral composition, and food and drink 10/22/2009 JP20080091677
Novel method for preparing purified extracts of Harpagophytum procumbens 12/9/2010 US20080599146
Animal food compositions 7/21/2011 WO2010US60804
Compositions comprising plant extracts and use thereof for treating inflammation 10/27/2011 US200913120739
Anti-inflammatory composition 12/21/2011 EP20110170436
Antirheumatic body cream composition 12/30/2011 RO20110000644
Pharmaceutical composition for preventing and treating metabolic bone disease comprising of Harpagophytum 6/18/2012 KR20110147135
Phyto-concentrated composition, useful as antispasmodic relaxant, and muscular comfort to, e.g., enhance relaxation of painfully contracted muscle tissue, comprises, e.g., cannabis sativa and an excipient comprising, e.g., castor oil 10/12/2012 FR20110001030
Nonabrasive toothpaste containing enzyme papain, Harpagophytum extract d,l-pyrrolidone carboxylate n-cocoyl ethyl arginate, and sodium fluoride 7/20/2013 RU20120101119
Cosmetic composition for calming and applying an electric current of skins and manufacturing the same 12/27/2013 KR20120065152
Anti-rheumatism medicinal liquor and preparation method thereof 3/19/2014 CN20131645408
Composition containing chondroitin sulfate and hyaluronidase 12/10/2014 RU20130123301
Mucoadhesive devil’s claw extracts (Harpagophytum procumbens) and uses thereof 3/11/2015 EP20140184267
Compositions for alleviating, preventing, or treating pain comprising Harpagophytum procumbens and Acanthopanax senticosus extracts as active ingredients 6/8/2015 KR20130146128
Traditional Chinese medicine composite for treating gout 7/8/2015 CN20151209743
Cell line cultures from plants belonging to the Harpagophytum genus 1/4/2018 WO2017EP65814
Method for preparing purified extracts of Harpagophytum procumbens 30/10/2018 US20100311675A1
Oral herbal pain killer formulations 15/10/2020 WO2020208395A1
Polyherbal transdermal patch for pain management and its process of preparation 22/10/2020 WO2020212820A2
External medicine for inhibiting postoperative venous thrombosis and application thereof 19/2/2021 CN109589331B
Freedom (nutritional supplement) 9/2/2021 US20200060320A1