Patents by Inventor Spencer L. Cantwell

Spencer L. Cantwell 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: 8702342
    Abstract: In various embodiments, a multi-application apparatus with two or more applicators may be used to form markings on a driving surface A profileable material may be applied to an area of the driving surface by one of the applicators during a pass of the apparatus by the area to create a first marking. More of the profileable material may be applied to at least a portion of the area by another of the applicators during the same pass to create a second marking. The second marking may have a more varied profile than the first marking. In embodiments, various parameters may be independently controlled during operation of the multi-application apparatus. In embodiments, the markings may be applied such that the profileable material forming the second marking is at least partially fused with the profileable material forming the first marking.
    Type: Grant
    Filed: April 15, 2013
    Date of Patent: April 22, 2014
    Assignee: Specialized Pavement Marketing, Inc.
    Inventors: Mark A. Price, Spencer L. Cantwell, Robert Busse
  • Publication number: 20130230354
    Abstract: In various embodiments, a multi-application apparatus may be configured to be mounted on a vehicle. The multi-application apparatus may include a sprayer configured to apply a profileable material to an area of a driving surface during a pass of the vehicle by the area to create a first marking. The multi-application apparatus may also include an applicator configured to apply the profileable material to at least a portion of the area of the driving surface during the same pass of the vehicle by the area to create a second marking. The second marking may have a more varied profile than the first marking. In various embodiments, the multi-application apparatus may include controls that enable independent control of various parameters during operation. In various embodiments, profileable material forming the second marking is at least partially fused with the profileable material forming the first marking.
    Type: Application
    Filed: April 15, 2013
    Publication date: September 5, 2013
    Inventors: Mark A. Price, Spencer L. Cantwell, Robert Busse
  • Patent number: 8465224
    Abstract: In various embodiments, a multi-application apparatus may be configured to be mounted on a vehicle. The multi-application apparatus may include a sprayer configured to apply a profileable material to an area of a driving surface during a pass of the vehicle by the area to create a first marking. The multi-application apparatus may also include an applicator configured to apply the profileable material to at least a portion of the area of the driving surface during the same pass of the vehicle by the area to create a second marking. The second marking may have a more varied profile than the first marking. In various embodiments, the multi-application apparatus may include controls that enable independent control of various parameters during operation. In various embodiments, profileable material forming the second marking is at least partially fused with the profileable material forming the first marking.
    Type: Grant
    Filed: July 9, 2012
    Date of Patent: June 18, 2013
    Assignee: Specialized Pavement Marking, Inc.
    Inventors: Mark A. Price, Spencer L. Cantwell, Robert Busse
  • Publication number: 20130011193
    Abstract: In various embodiments, a multi-application apparatus may be configured to be mounted on a vehicle. The multi-application apparatus may include a sprayer configured to apply a profileable material to an area of a driving surface during a pass of the vehicle by the area to create a first marking. The multi-application apparatus may also include an applicator configured to apply the profileable material to at least a portion of the area of the driving surface during the same pass of the vehicle by the area to create a second marking. The second marking may have a more varied profile than the first marking In various embodiments, the multi-application apparatus may include controls that enable independent control of various parameters during operation.
    Type: Application
    Filed: July 9, 2012
    Publication date: January 10, 2013
    Applicant: Specialized Pavement Marking, Inc.
    Inventors: Mark A. Price, Spencer L. Cantwell, Robert Busse