Patents by Inventor Michael Castro

Michael Castro 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: 6169059
    Abstract: A high-temperature lubricant comprising a water-base and minor effective amounts of borate, dextrin, graphite, xanthan gum, and an organic preservative. A powder for preparing a water-based high temperature lubricant is disclosed in which the powder comprises graphite and minor effective amounts of borate, dextrin, and xanthan gum. A continuous process for making the lubricant is also disclosed.
    Type: Grant
    Filed: November 19, 1998
    Date of Patent: January 2, 2001
    Assignee: Superior Graphite Co.
    Inventors: Kenneth Skiles, Peter L. Zaleski, Michael A. Castro
  • Patent number: 5755732
    Abstract: The present invention provides endoscopic instrumentation and surgical techniques especially useful for accessing and removing at least a portion of an intervertebral disc. Instrumentation includes tissue spreaders and cutting instruments. In particular, the tissue spreading instruments include instruments for spreading pre-sacral tissue such as fascia and for spreading adjacent vertebrae to facilitate access to the intervertebral disc. Endoscopic cutting instruments deliver a cutting blade in a sheathed position to the site of the disc nucleus followed by deployment to remove portions of the disc nucleus.
    Type: Grant
    Filed: February 11, 1997
    Date of Patent: May 26, 1998
    Assignee: United States Surgical Corporation
    Inventors: David T. Green, Salvatore Castro, Carlo A. Mililli, Keith Ratcliff, Michael Castro
  • Patent number: 5692206
    Abstract: The contract generation system of the present invention automates the generation of various legal documents related to a negotiated agreement. The contract generation system provides various standard documents that can be customized for each deal. The contract generation system also provides a database for containing general contract data, which is linked to the contract documents containing the textual provisions of the contract. The contract generation system also includes alternate provisions that can replace provisions in the standard documents, as well as supplemental and additional provisions that can be added to the standard documents. The contract generation system also allows for the contract documents to be manually edited to further customize the documents for a specific deal.
    Type: Grant
    Filed: November 30, 1994
    Date of Patent: November 25, 1997
    Assignee: Taco Bell Corporation
    Inventors: Robert Bryce Shirley, Albert Michael Castro
  • Patent number: 5620458
    Abstract: The present invention provides endoscopic instrumentation and surgical techniques especially useful for accessing and removing at least a portion of an intervertebral disc. Instrumentation includes tissue spreaders and cutting instruments. In particular, the tissue spreading instruments include instruments for spreading pre-sacral tissue such as fascia and for spreading adjacent vertebrae to facilitate access to the intervertebral disc. Endoscopic cutting instruments deliver a cutting blade in a sheathed position to the site of the disc nucleus followed by deployment to remove portions of the disc nucleus.
    Type: Grant
    Filed: March 16, 1994
    Date of Patent: April 15, 1997
    Assignee: United States Surgical Corporation
    Inventors: David T. Green, Salvatore Castro, Carlo A. Mililli, Keith Ratcliff, Michael Castro
  • Patent number: 5520704
    Abstract: An everting forceps comprising first and second outer resilient legs rigidly interconnected at one end thereof, and a third leg intermediate the pair of legs. Each of the outer legs terminating at a tip provided with an arcuate jaw. A moving device positions the intermediate leg with respect to one of the first and second legs. A locking mechanism for locking the intermediate leg and at least one of the outer legs is also provided.
    Type: Grant
    Filed: October 9, 1992
    Date of Patent: May 28, 1996
    Assignee: United States Surgical Corporation
    Inventors: Michael Castro, Kenneth E. Toso
  • Patent number: 5470338
    Abstract: A novel surgical instrument for applying sutures through body tissue including an elongated body having a proximal end portion and a distal end portion, at least one needle carrier member operatively mounted in the distal end portion and movable between at least a retracted position and a deployed position, a needle releasably retained in the at least one needle carrier member, a predetermined length of suture material having one end affixed to the needle, and a suture material tensioning member disposed within the elongated body for maintaining the suture material in tension during movement of the at least one needle carrier member from the retracted position to the deployed position the suture material. The instrument may also include a retaining mechanism adapted to retain the at least one needle carrier in the partially deployed position, and a needle skewing mechanism operatively associated with an actuator member to change the alignment thereof relative to the retaining member.
    Type: Grant
    Filed: October 8, 1993
    Date of Patent: November 28, 1995
    Assignee: United States Surgical Corporation
    Inventors: Kenneth H. Whitfield, Ian M. Scott, Michael Castro
  • Patent number: 5312420
    Abstract: A surgical apparatus for removing fasteners from the body includes a pair of fastener removing members which are configured and dimensioned to contact the legs of a fastener to be removed. The legs are then forced apart so as to caused the fastener legs to deform to a configuration suitable for removable from the body.
    Type: Grant
    Filed: October 9, 1992
    Date of Patent: May 17, 1994
    Assignee: United States Surgical Corporation
    Inventors: Kenneth E. Toso, Michael Castro