Lettkeman; David M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lettkeman; David M..The latest application filed is for "in-wall extension apparatus".
- Lettkeman; David M. - Parker CO
- Lettkeman; David M. - Paker CO
| Patent | Date |
|---|---|
| In-wall extension apparatus Grant 9,929,553 - Lettkeman March 27, 2 | 2018-03-27 |
| In-wall Extension Apparatus App 20170222418 - Lettkeman; David M. | 2017-08-03 |
| In-wall extension apparatus Grant 9,502,875 - Lettkeman November 22, 2 | 2016-11-22 |
| In-wall Extension Apparatus App 20160190786 - Lettkeman; David M. | 2016-06-30 |
| Apparatus and systems for mounting an electrical switching device Grant 9,337,545 - Lettkeman , et al. May 10, 2 | 2016-05-10 |
| Multi-angle levels and plumbing methods Grant 9,207,075 - Lettkeman , et al. December 8, 2 | 2015-12-08 |
| In-wall extension apparatus Grant 9,178,291 - Lettkeman November 3, 2 | 2015-11-03 |
| Apparatus and systems for mounting an electrical switching device Grant 8,907,862 - Lettkeman December 9, 2 | 2014-12-09 |
| Apparatus And Systems For Mounting An Electrical Switching Device App 20140252182 - Lettkeman; David M. ; et al. | 2014-09-11 |
| In-wall extension apparatus Grant 8,802,985 - Lettkeman August 12, 2 | 2014-08-12 |
| Reinforced mount for an antenna assembly Grant 8,780,008 - Lettkeman , et al. July 15, 2 | 2014-07-15 |
| In-wall Extension Apparatus App 20140174816 - Lettkeman; David M. | 2014-06-26 |
| Multi-angle Levels And Plumbing Methods App 20140090260 - Lettkeman; David M. ; et al. | 2014-04-03 |
| Multi-angle levels and plumbing methods Grant 8,646,186 - Lettkeman , et al. February 11, 2 | 2014-02-11 |
| In-wall Extension Apparatus App 20130056259 - Lettkeman; David M. | 2013-03-07 |
| Apparatus and Systems for Mounting an Electrical Switching Device App 20120261529 - Lettkeman; David M. | 2012-10-18 |
| Apparatus For Mounting A Cable Connector App 20120256809 - Lettkeman; David M. | 2012-10-11 |
| Systems and Methods for Mounting an Object to an Edge of a Structure App 20120162044 - Lettkeman; David M. ; et al. | 2012-06-28 |
| Multi-angle Levels And Plumbing Methods App 20120151785 - Lettkeman; David M. ; et al. | 2012-06-21 |
| Reinforced Mount For An Antenna Assembly App 20110187624 - Lettkeman; David M. ; et al. | 2011-08-04 |
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