Plug for the interior of a tube
Latest Sumitomo Metal Industries, Ltd. Patents:
- Set for producing a threaded connection for drilling and operating hydrocarbon wells, and resulting threaded connection
- Lubricant composition for hot metal working and method of hot metal working using the same
- Threaded connection for drilling and operating hydrocarbon wells
- Manufacturing method for a steel pipe for fuel injection pipe
- Method for producing seamless pipe and method for determining length of billet for use in producing seamless pipe
The broken line showing of the tube and the jig for removing the plug from the tube is included for the purpose of illustrating use and environment and forms no part of the claimed design.
Claims
The ornamental design for a plug for the interior of a tube, as shown and described.
4069535 | January 24, 1978 | Cato |
4083074 | April 11, 1978 | Curtis |
4244073 | January 13, 1981 | Sagawa |
D351898 | October 25, 1994 | Stowers, Jr. |
D393115 | March 31, 1998 | Bell et al. |
6038725 | March 21, 2000 | Knapp |
D437412 | February 6, 2001 | Maeji et al. |
D458350 | June 4, 2002 | Wagner et al. |
6613261 | September 2, 2003 | Knapp |
6792641 | September 21, 2004 | Laker |
D545405 | June 26, 2007 | Nightlinger et al. |
7454812 | November 25, 2008 | Lyle |
D584375 | January 6, 2009 | Sims |
Type: Grant
Filed: Feb 24, 2009
Date of Patent: Oct 6, 2009
Assignee: Sumitomo Metal Industries, Ltd. (Osaka)
Inventors: Yuji Abe (Hyogo), Tomio Yoshino (Hyogo)
Primary Examiner: T. Chase Nelson
Assistant Examiner: David G Muller
Attorney: Eaton Peabody Patent Groups, LLC
Application Number: 29/332,731