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SanguiBioTech GmbH Patents and Patent Applications
The company has always taken great care to protect its innovations and developments by national and international patents.
In total, Sangui currently holds approximately 60 patents and patent applications belonging to 24 different groups. Most of these patents have been filed in Germany (DE), the USA (US), and as an international patent application with the European Patent Office (EP). Global patent applications are marked PCT. Four (4) patent applications are related to progress made in the final development stages of the external application of the artificial oxygen carriers. The following overview displays the most important ones grouped according to the projects and products they are related to.
1. Haemoglobin-Polymers
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EP-P 0 685 492
US-A 10/878,724
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"Process for the preparation of haemoglobin hyperpolymers of uniform molecular weight" (Patent Granted)
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US-P 5,985,332
EP-P 0857 733
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"Hemoglobins provided with ligands protecting the oxygen binding sites for use as artificial oxygen carriers for direct application in medicine and biolgy, and method for the preparation thereof" (Patent Granted)
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US-O 2004/0014641
EP-O 1 299 457
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"Mammalion haemoglobin compatible with blood plasma, cross-linked and conjugated with polyalkylene oxides as artificial medical oxygen carriers, production and use thereof" (Patent Pending)
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US-O 2004/0023851
EP-O 1 249 385
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"Method for the production of artificial oxygen carriers from covalently cross linking haemoglobin with improved functional properties of haemoglobin by cross-linking in the presence of chemically non-reacting effectors of the oxygen affinity of the haemoglobin" (Patent Pending)
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US-O 2004/0029780
EP-O 1294386
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"Synthetic oxygen transport made from cross-linked modified human or porcine haemoglobin with improved properties, method for a preparation thereof from purified material and use thereof" (Patent Pending)
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PCT-A 103 52 692
EP 2004/012363
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"Use of hypo-oncotic solutions of hyperpolymerised haemoglobins to be added to the human blood circulation in treatment of lung oedema" (Patents Pending)
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2. GlucoTector
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US-P 4,775,514
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"Luminescent layers for use in apparatus for determining the oxygen concentration in gases and the like" (Patent Granted)
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DE-P 198 15 932
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"Miniaturisation of a polarimetre for the analysis of low concentration components in liquid test materials on an optical basis as well as a device to perform the pertinent tests" (Patent Granted)
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US-P 6,577,393
DE-P 198 26 294
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"Polarimetric procedure for determining the (main) vibration plane of polarized light to about 0.1 m° and miniaturized device for its implmentation" (Patents Granted)
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DE-P 199 11 265
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"Method for the measurement of the concentration of glucose in aequous solutions containing proteins, i.e. in interstitial tissue fluids in particular, as well as implantable devices for carrying out said method" (German Patent Granted)
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EP-A 01 940 355
DE-P 100 20 615
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"Method for the long-term stable and well-reproducible spectrometric measurement of the concentrations of components of aqueous solutions, and device for carrying out said method" (German Patent Granted)
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DE-P 100 20 613
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"Method and Device for reproducible polarimetric measurement of the concentration of the components of aequous solutions" (German Patent Granted)
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EP-A 01 940 355
DE-P 100 30 027
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"Refractometric method for carrying out long-term stable accurate measurements of the concentrations of dissolved substances and miniaturizable device for carrying out said method" (German Patent Granted; EP Patent Pending)
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US-A 10/312,142
PCT-O WO 02/01202
DE-P 100 30 920
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"Device for combined and simultaneous use of several measuring methods for analysing components of a liquid mixture of several substances" (German Patent Granted; EP and US Patents Pending)
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3. External applications of artificial oxygen carriers
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EP-P 1 301 169
US-O 2004/0022839
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"Preparation in the form of an emulsion that contains an oxygen carrier selected from hemoglobin or hemoglobin and myoglobin, for use as a topically applicable cosmetic and for the natural regeneration of the skin in the case of oxygen deficiency" (European Patent Granted)
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EP-P 1 303 297
US-O 2003/0180365
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"Preparation containing an oxygen carrier for regeneration of the skin in the case of oxygen deficiency" (European Patent Granted)
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EP-A 03 740 198
US-A 10/518,667
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"Microemulsions having a binary phase differentiability and active substance differentiability, the production thereof and their use, particularly for the topical supply of oxygen" (Patents Pending)
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DE-O 103 60 503
PCT-O 2005 /063193
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"Combination set and method for the bio-regenerative treatment of skin" (Patents Pending)
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4. Wound Management
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EP-A 03 708 173
US-A 10/508,092
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"Use of one or more natural or modified oxygen carriers, devoid of plasma and cellular membrane constituents, for externally treating open, in particular chronic wounds" (Patents Pending)
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PCT-O 2005/063311
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"Therapeutically active wound dressings, production thereof, and use of the same" (Patents Pending)
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