Patents by Inventor Wellington Luiz De Oliveira Rosa

Wellington Luiz De Oliveira Rosa 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).

  • Filmogenic compositions for topical anaesthetic bioadhesives—tabs, for controlled release of active principles and topical anaesthetic bioadhesives
    Patent number: 10722586
    Abstract: Filmogenic compositions are described for topical anaesthetic bioadhesives (TABs) comprising a) a xanthan biopolymer matrix selected from Xanthomonas species and pathovars, including Xanthomonas campestris pathovars campestris and maninhotis, and Xanthomonas arboricola pathovar pruni, a producer of pruni xanthan, wherein the matrix is made of pure or combined xanthan varieties in any proportion, said matrix comprising between 1% and 95% by weight of the total weight of the composition, and additives or excipients; b) at least one anaesthetic, in a proportion of 0.1% to 50% by weight of the total weight of the composition. The topical anaesthetic bioadhesives (TABs) are also described, and they may be applied to the gingival mucosa and/or alveolar mucosa on the buccal (1) or lingual/buccal (2) surfaces with extensions and anatomical contours for crowns of the upper and lower dental arches.
    Type: Grant
    Filed: November 9, 2015
    Date of Patent: July 28, 2020
    Assignee: UNIVERSIDADE FEDERAL DE PELOTAS
    Inventors: Claire Tondo Vendrusculo, Angelita Da Silveira Moreira, Adriana Fernandes Da Silva, Evandro Piva, Wellington Luiz De Oliveira Rosa, Francisco Augusto Burket Del Pino