Patents by Inventor Erhard Wolf

Erhard Wolf has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8586147
    Abstract: A three-dimensionally embossed inscription containing a plurality of interconnected letters is connected, for dimensional stability, to a holding frame during a manufacturing process via supporting elements. After the end of the machining and manufacturing processes, the inscription is separated from the holding frame and has a shape which corresponds to the connected shape on the holding frame.
    Type: Grant
    Filed: October 29, 2009
    Date of Patent: November 19, 2013
    Assignee: Dr. Ing. h.c. F. Porsche Aktiengesellschaft
    Inventor: Erhard Wolf
  • Publication number: 20100123265
    Abstract: A three-dimensionally embossed inscription containing a plurality of interconnected letters is connected, for dimensional stability, to a holding frame during a manufacturing process via supporting elements. After the end of the machining and manufacturing processes, the inscription is separated from the holding frame and has a shape which corresponds to the connected shape on the holding frame.
    Type: Application
    Filed: October 29, 2009
    Publication date: May 20, 2010
    Applicant: DR. ING. H.C. F. PORSCHE AKTIENGESELLSCHAFT
    Inventor: Erhard Wolf
  • Patent number: 6735893
    Abstract: A sign for a vehicle has a three-dimensional base equipped with an opaque surface coating, and a backside of the base is placed on and attached to a vehicle part. The sign is equipped with an indirect lighting device so as to allow recognition of the sign at dawn or dusk or in the dark.
    Type: Grant
    Filed: April 18, 2003
    Date of Patent: May 18, 2004
    Assignee: Dr. Ing. h.c.F. Porsche AG
    Inventor: Erhard Wolf
  • Publication number: 20030200684
    Abstract: A sign for a vehicle has a three-dimensional base equipped with an opaque surface coating, and a backside of the base is placed on and attached to a vehicle part. The sign is equipped with an indirect lighting device so as to allow recognition of the sign at dawn or dusk or in the dark.
    Type: Application
    Filed: April 18, 2003
    Publication date: October 30, 2003
    Applicant: Dr. Ing. h.c.f. Porsche Aktiengesellschaft.
    Inventor: Erhard Wolf
  • Patent number: 6214992
    Abstract: Theophylline derivatives having at least one ether function in the structurally modified methyl radical in the 1-position that are useful in the treatment and prophylaxis of states of shock, new xanthine compounds having this substitution pattern, and processes for their preparation.
    Type: Grant
    Filed: June 4, 1997
    Date of Patent: April 10, 2001
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Ulrich Gebert, Erhard Wolf, Elisabeth Defossa, Uwe Heinelt, Hiristo Anagnostopulos, Karl Rudolphi, John J. Grome
  • Patent number: 5922868
    Abstract: Use of xanthine derivatives for the treatment of nerve damage following an interruption in blood circulation.The invention relates to the use of xanthine derivatives of the formula I ##STR1## in which R.sup.2 is a (C.sub.1 -C.sub.4)-alkyl group and at least one of the symbols R.sup.1 and R.sup.3 is a radical of the formula II or III ##STR2## in which A is CHOH, CO or dioxolane, R.sup.4 is a hydrogen atom or a (C.sub.1 -C.sub.4)-alkyl group and n is 0 to 5, and in which R.sup.5 and R.sup.6 are hydrogen atoms or (C.sub.1 -C.sub.4)-alkyl groups or, together with the nitrogen atom to which they are bonded, form a 5- to 7-membered ring, it being possible for one carbon atom to be replaced by an oxygen or nitrogen atom, m is 1 or 2 and the other radical R.sup.1 or R.sup.3, if appropriate, is a hydrogen atom, a (C.sub.1 -C.sub.6)-alkyl group or a (C.sub.3 -C.sub.
    Type: Grant
    Filed: December 22, 1995
    Date of Patent: July 13, 1999
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Werner Thorwart, Harald Furrer, Erhard Wolf, Ulrich Gebert, Erhard Rossmanith, John J. Grome, Ernst-Jurgen Schneider
  • Patent number: 5676291
    Abstract: A roof rack assembly is disclosed for on a passenger car, particularly a convertible. The roof rack assembly includes two lateral frame parts extending in the longitudinal direction of the vehicle and front and rear transversely extending carrying elements fastened on the lateral frame parts. The two lateral frame parts are detachably held in position on the adjacent body of the passenger car. The lateral frame parts are formed as large-surface cast metal parts and each frame part has a molded-on forward and a rearward supporting section on which the transversely extending carrying elements rest and are fastened.
    Type: Grant
    Filed: November 13, 1995
    Date of Patent: October 14, 1997
    Assignee: Dr. Ing. h.c.F. Porsche AG
    Inventors: Erhard Wolf, Thilo Ludewig
  • Patent number: 5082845
    Abstract: Therapeutic agents for the treatment of peptic ulcer disease, containing as active ingredient, at least one compound of the general formula ##STR1## wherein R.sup.1 and R.sup.3 are the same or different and are each (C.sub.1 -C.sub.8)alkyl, ##STR2## R.sup.2 is (C.sub.1 -C.sub.4)alkyl; R.sup.4 and R.sup.5 are the same or different and are each hydrogen or (C.sub.1 -C.sub.2)alkyl; R.sup.6 is (C.sub.1 -C.sub.2)alkyl; and m, n and p are the same or different and are each 1, 2, 3, 4, 5 or 6; with the proviso that one of the groups R.sup.1 and R.sup.3 is ##STR3## or that R.sup.3 represents ##STR4## Some of the compounds of formula I are novel.
    Type: Grant
    Filed: February 17, 1989
    Date of Patent: January 21, 1992
    Assignee: Hoechst Japan Limited
    Inventors: Erhard Wolf, Ulrich Gebert, Harald Furrer, Toshizo Tanaka, Masao Sakurai, Masayoshi Goto
  • Patent number: 4829061
    Abstract: 1-(4-Hydroxy-3,5-di-tert.-butylbenzoyl)homopiperazine and various derivatives thereof substituted on the nitrogen are prepared starting from 4-hydroxy-3,5-di-tert.-butylbenzoic acid or its derivatives and homopiperazine or appropriate derivatives thereof.The compounds and their physiologically tolerated acid addition salts are suitable for the treatment of inflammatory and painful, in particular inflammatory rheumatic, disorders.
    Type: Grant
    Filed: January 28, 1988
    Date of Patent: May 9, 1989
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Erhard Wolf, Erhard Rossmanith, Robert R. Bartlett, Rudolf Schleyerbach
  • Patent number: 4061767
    Abstract: A 2-hydroxyethylidene-cyano acetic acid anilide is prepared by heating an acetoacetic acid anilide with an orthoformic acid ester and acetic anhydride, isolating the resulting 2-alkoxymethylene-acetoacetic acid anilide and treating it with hydroxylamine and the isoxazole so obtained with a base, and optionally reacting the resulting alkali metal or ammonium salt with a mineral acid or a strong organic acid. The compounds of the invention have anti-inflammatory and analgesic activity.
    Type: Grant
    Filed: June 3, 1976
    Date of Patent: December 6, 1977
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Hartmut Ertel, Gunther Heubach, Erhard Wolf
  • Patent number: D376781
    Type: Grant
    Filed: May 12, 1995
    Date of Patent: December 24, 1996
    Assignee: Dr. Ing. h.c.F. Porsche AG
    Inventors: Thilo Ludewig, Erhard Wolf