Vacuum pump

Information

  • Patent Grant
  • D391270
  • Patent Number
    D391,270
  • Date Filed
    Tuesday, January 14, 1997
    27 years ago
  • Date Issued
    Tuesday, February 24, 1998
    26 years ago
  • US Classifications
    Field of Search
    • US
    • D15 7-9
    • 417 68
    • 417 69
    • 417 234
    • 417 229
    • 417 321
    • 417 410
    • 417 411
    • 417 265
    • 417 415
    • 417 405
    • 417 38
    • 417 40
    • 417 360
  • International Classifications
    • 1502
    • Term of Grant
      14Years
Abstract
Description
Claims
  • The ornamental design for a vacuum pump, as shown and described.
US Referenced Citations (4)
Number Name Date Kind
D352041 Hanson Nov 1994
D357687 Jensen Apr 1995
D364172 Jensen et al. Nov 1995
4631006 Murry Dec 1986
Non-Patent Literature Citations (9)
Entry
Exhibit 1: Brochure pages (2) showing Alfa Laval Agri, Inc. rotary vane vacuum suppliers, publication date unknown but prior to 1997.
Exhibit 2: Brochure page showing Alfa Laval Agri, Inc. LVP vacuum supplier system, publication date unknown but prior to 1997.
Exhibit 3: Brochure page showing Alfa Laval Agri, Inc. water ring suppliers, publication date unknown but prior to 1997.
Exhibit 4: Brochure page showing Waikato Vacuum Pumps, publication date unknown but prior to 1997.
Exhibit 5: Brochure page showing Strangko Vacuum Pump Assemblies, publication date unknown but prior to 1997.
Exhibit 6: Brochure page showing Elmira Machine Industries, Inc. Vacuum Pump Assembly, publication date unknown, but prior to 1997.
Exhibit 7: Brochure page showing Schlueter Vacuum Pump Assembly, publication date unknown but prior to 1997.
Exhibit 8: Brochure page showing Universal Dairy Equipment, Inc. Vacuum Pump Assembly, dated Jun. 1989.
Exhibit 9: Brochure page showing Westfalia Vacuum Pump Systems, publication date unknown but prior to 1997.