Christensen; Marc E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Christensen; Marc E..The latest application filed is for "barrier systems with interlocking flag".
- Christensen; Marc E. - Salt Lake City UT
- Christensen; Marc E. - Sal Lake City UT
- Christensen; Marc E. - Caldwell ID
| Patent | Date |
|---|---|
| Barrier Systems With Interlocking Flag App 20150125204 - Christensen; Marc E. ; et al. | 2015-05-07 |
| Stackable barrier with connector Grant 9,016,668 - Christensen , et al. April 28, 2 | 2015-04-28 |
| Barrier systems with interlocking flag Grant 8,939,675 - Christensen , et al. January 27, 2 | 2015-01-27 |
| Barrier Systems With Interlocking Flag App 20140328620 - Christensen; Marc E. ; et al. | 2014-11-06 |
| Methods for manufacturing barrier systems having a retained coupling pin Grant 8,808,600 - Christensen , et al. August 19, 2 | 2014-08-19 |
| Stand barricade Grant D702,581 - Christensen , et al. April 15, 2 | 2014-04-15 |
| Control barrier Grant 8,453,995 - Christensen , et al. June 4, 2 | 2013-06-04 |
| Low profile barriers having attached molded pins Grant 8,167,512 - Christensen May 1, 2 | 2012-05-01 |
| Low Profile Barriers Having Attached Molded Pins App 20110150569 - Christensen; Marc E. | 2011-06-23 |
| Barriers with kiss-offs Grant 7,922,420 - Christensen , et al. April 12, 2 | 2011-04-12 |
| Control barrier with rotatable legs Grant 7,789,585 - Christensen , et al. September 7, 2 | 2010-09-07 |
| Barricade Grant D614,984 - Christensen , et al. May 4, 2 | 2010-05-04 |
| Barriers With Kiss-offs App 20100034584 - Christensen; Marc E. ; et al. | 2010-02-11 |
| Control Barrier With Rotatable Legs App 20090278103 - Christensen; Marc E. ; et al. | 2009-11-12 |
| Barriers with interlocking sides Grant 7,588,387 - Christensen , et al. September 15, 2 | 2009-09-15 |
| Control barrier with rotatable legs Grant D599,488 - Christensen , et al. September 1, 2 | 2009-09-01 |
| Control barrier with rotatable legs Grant 7,540,682 - Christensen , et al. June 2, 2 | 2009-06-02 |
| Control Barrier With Light Assembly App 20090003931 - Christensen; Marc E. ; et al. | 2009-01-01 |
| Control Barrier App 20090001334 - Christensen; Marc E. ; et al. | 2009-01-01 |
| Traffic barrier Grant D569,992 - Christensen , et al. May 27, 2 | 2008-05-27 |
| Low profile barrier Grant D555,804 - Christensen November 20, 2 | 2007-11-20 |
| Interlocking barriers Grant 7,275,888 - Christensen , et al. October 2, 2 | 2007-10-02 |
| Interlocking barrier Grant D552,250 - Christensen , et al. October 2, 2 | 2007-10-02 |
| Low profile barrier Grant D546,969 - Christensen July 17, 2 | 2007-07-17 |
| Low profile barriers App 20070098490 - Christensen; Marc E. | 2007-05-03 |
| Barrier with interlocking sides Grant D533,281 - Christensen , et al. December 5, 2 | 2006-12-05 |
| Control barrier with rotatable legs Grant 6,676,113 - Christensen , et al. January 13, 2 | 2004-01-13 |
| Control barrier with rotatable legs App 20020014619 - Christensen, Marc E. ; et al. | 2002-02-07 |
| Interlocking control barrier systems Grant 6,086,285 - Christensen July 11, 2 | 2000-07-11 |
| Control barrier with support legs Grant 5,993,103 - Christensen November 30, 1 | 1999-11-30 |
| Crowd control barrier system Grant 5,611,641 - Christensen March 18, 1 | 1997-03-18 |
| Crowd control barrier Grant 5,452,963 - Christensen September 26, 1 | 1995-09-26 |
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