Campbell; Colin D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Campbell; Colin D..The latest application filed is for "mullion system".
- Campbell; Colin D. - Daleville VA
- Campbell; Colin D. - Claymont DE
- Campbell; Colin D. - Troutville VA
- Campbell; Colin D. - South Jordan UT
- Campbell; Colin D. - West Jordan UT
- Campbell; Colin D. - Groton MA
- Campbell; Colin D. - Wilmington DE
- Campbell; Colin D. - Beith GB6
| Patent | Date |
|---|---|
| Mullion system Grant 8,266,851 - Campbell , et al. September 18, 2 | 2012-09-18 |
| Mullion System App 20100192488 - CAMPBELL; Colin D. ; et al. | 2010-08-05 |
| Process for aqueous milling of quinacridone pigments Grant 7,122,081 - He , et al. October 17, 2 | 2006-10-17 |
| Steel retainer for rock drill Grant 7,044,479 - Campbell, Jr. , et al. May 16, 2 | 2006-05-16 |
| Process for aqueous milling of quinacridone pigments App 20050187313 - He, Yingxia ; et al. | 2005-08-25 |
| Monolithic belt with reinforced sidewall Grant 6,571,935 - Campbell , et al. June 3, 2 | 2003-06-03 |
| Steel retainer for rock drill App 20020195779 - Campbell, Paul B. JR. ; et al. | 2002-12-26 |
| Center column and stored material support and transfer structure for reclaimer Grant 6,095,742 - Campbell August 1, 2 | 2000-08-01 |
| Crescent shaped support cover Grant 5,944,168 - Campbell , et al. August 31, 1 | 1999-08-31 |
| Electrical surge protector unit for desk top products Grant D411,981 - Jeon-Chapman , et al. July 13, 1 | 1999-07-13 |
| Power surge protector Grant 5,596,479 - Campbell , et al. January 21, 1 | 1997-01-21 |
| Power surge protector Grant 5,457,600 - Campbell , et al. October 10, 1 | 1995-10-10 |
| Resin compositions Grant 4,981,888 - Langley , et al. January 1, 1 | 1991-01-01 |
| 3,3'-Dichloro-4,4-diaminodiphenyl sulfonic acids Grant 4,892,968 - Campbell January 9, 1 | 1990-01-09 |
| Apparatus for supporting and enclosing conveyor systems Grant 4,714,151 - Campbell , et al. December 22, 1 | 1987-12-22 |
| Agent and method for influencing plant growth Grant 4,205,977 - Dingwall , et al. June 3, 1 | 1980-06-03 |
| .alpha.-Amino-phosphonous acids for inhibiting bacteria and yeast Grant 4,147,780 - Dingwall , et al. April 3, 1 | 1979-04-03 |
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