Closure
Latest Robbins & Myers Energy Systems L.P. Patents:
Description
Claims
The ornamental design for a closure, as shown and described.
Referenced Cited
Patent History
Patent number: D654572
Type: Grant
Filed: Oct 30, 2009
Date of Patent: Feb 21, 2012
Assignee: Robbins & Myers Energy Systems L.P. (Willis, TX)
Inventor: Michael Chiles (The Woodlands, TX)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Eric Goodman
Attorney: Streets & Steele
Application Number: 29/346,352
Type: Grant
Filed: Oct 30, 2009
Date of Patent: Feb 21, 2012
Assignee: Robbins & Myers Energy Systems L.P. (Willis, TX)
Inventor: Michael Chiles (The Woodlands, TX)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Eric Goodman
Attorney: Streets & Steele
Application Number: 29/346,352
Classifications
Current U.S. Class:
Cap, Plug, Vent Or Screen (11) (D23/260)