Patents by Inventor Simeon H. Groom

Simeon H. Groom 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: 4258951
    Abstract: A portable collapsible chair comprising two articulated assemblies connected by an elongated tubular support, one assembly forming the front of the chair comprising four arms pivotable from a folded position lying alongside the elongated tubular support to a position extending radially from a center bracket and the other assembly, forming the back of the chair, including an elongated tubular member with at least two support legs at its base and which are pivotable from a folded position lying alongside the elongated tubular support to an extended position projecting downwardly from the two tubular members. The chair may include wheels on the legs to convert it into a wheel chair.
    Type: Grant
    Filed: March 7, 1978
    Date of Patent: March 31, 1981
    Assignee: Lock Industrial Developments
    Inventor: Simeon H. Groom