The broken lines in the drawings illustrate portions of the ram packer and form no part of the claimed design.
The broken lines in the drawings illustrate portions of the ram packer and form no part of the claimed design.
Number | Name | Date | Kind |
---|---|---|---|
4229012 | Williams, III | Oct 1980 | A |
4508312 | Taylor | Apr 1985 | A |
4541639 | Williams, III | Sep 1985 | A |
4647002 | Crutchfield | Mar 1987 | A |
5005802 | McWhorter | Apr 1991 | A |
5009289 | Nance | Apr 1991 | A |
5044603 | Granger | Sep 1991 | A |
5064164 | Le | Nov 1991 | A |
5127623 | McDugle | Jul 1992 | A |
5251870 | Ward | Oct 1993 | A |
5333832 | Bartholomew | Aug 1994 | A |
5603481 | Parker | Feb 1997 | A |
5833208 | Lee, Jr. | Nov 1998 | A |
5944110 | Watts | Aug 1999 | A |
6089526 | Olson | Jul 2000 | A |
6296225 | Watts | Oct 2001 | B1 |
6367804 | Watts | Apr 2002 | B1 |
7736556 | Butuc | Jun 2010 | B2 |
9441443 | Cantlon | Sep 2016 | B2 |
20030024705 | Whitby | Feb 2003 | A1 |
20040021269 | Gaudette | Feb 2004 | A1 |
20040066003 | Griffin | Apr 2004 | A1 |
20040079909 | Foster | Apr 2004 | A1 |
20040113108 | Ward | Jun 2004 | A1 |
20040164494 | Araujo | Aug 2004 | A1 |
20100294482 | Araujo | Nov 2010 | A1 |
20130097836 | Hoover | Apr 2013 | A1 |
20140183382 | Carbaugh | Jul 2014 | A1 |
20160160599 | Bleck | Jun 2016 | A1 |
20170058624 | Jaffrey | Mar 2017 | A1 |
20170058625 | Araujo | Mar 2017 | A1 |
20170058626 | Araujo | Mar 2017 | A1 |
20170101841 | Araujo | Apr 2017 | A1 |
20170145771 | Araujo | May 2017 | A1 |
20170159391 | Dev | Jun 2017 | A1 |
20180023361 | Zonoz | Jan 2018 | A1 |
20200032609 | Guidry | Jan 2020 | A1 |
Entry |
---|
“Photos of Packers deemed Prior Art by Applicant, Worldwide Oilfield Machine, Inc.”, Mar. 9, 2018, 10 pages. |