Silberberg; Mark L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Silberberg; Mark L..The latest application filed is for "plumber's level".
- Silberberg; Mark L. - Boerne TX US
- Silberberg; Mark L. - Fallbrook CA US
- Silberberg; Mark L - Fallbrook CA
- Silberberg; Mark L - Rancho Palos Verdes CA
- Silberberg; Mark L. - Rancho Palos Verdes CA
- Silberberg; Mark L. - Ranchos Palos Verdes CA
Trademarks
| Patent | Date |
|---|---|
| Magnetic level Grant D924,082 - Silberberg July 6, 2 | 2021-07-06 |
| Magnetic bubble type level Grant 10,976,159 - Silberberg April 13, 2 | 2021-04-13 |
| Articulating level systems Grant 10,969,213 - Silberberg April 6, 2 | 2021-04-06 |
| Magnetic level Grant D913,131 - Silberberg March 16, 2 | 2021-03-16 |
| Articulating level Grant D902,755 - Silberberg November 24, 2 | 2020-11-24 |
| Plumber's level Grant 9,551,574 - Silberberg January 24, 2 | 2017-01-24 |
| Bubble level Grant 9,360,315 - Silberberg June 7, 2 | 2016-06-07 |
| Plumber's Level App 20160109234 - Silberberg; Mark L. | 2016-04-21 |
| Bubble level Grant 9,243,907 - Silberberg January 26, 2 | 2016-01-26 |
| Bubble level Grant 9,234,751 - Silberberg January 12, 2 | 2016-01-12 |
| Bubble Level App 20150308820 - Silberberg; Mark L. | 2015-10-29 |
| Post level Grant 9,151,606 - Silberberg October 6, 2 | 2015-10-06 |
| Post Level App 20150160008 - Silberberg; Mark L. | 2015-06-11 |
| Post level Grant D730,206 - Silberberg May 26, 2 | 2015-05-26 |
| Bubble level Grant 9,021,710 - Silberberg May 5, 2 | 2015-05-05 |
| Five Vial Level App 20150113819 - Silberberg; Mark L. | 2015-04-30 |
| Welder's Work Piece Positioning and Leveling Tool App 20150096182 - Silberberg; Mark L. | 2015-04-09 |
| Two vial leveling device with thumb screw Grant D722,897 - Silberberg February 24, 2 | 2015-02-24 |
| Four vial leveling device with tapered ends Grant D722,512 - Silberberg February 17, 2 | 2015-02-17 |
| Two vial level Grant D722,513 - Silberberg February 17, 2 | 2015-02-17 |
| Welder's level Grant D722,509 - Silberberg February 17, 2 | 2015-02-17 |
| Four vial level Grant D722,511 - Silberberg February 17, 2 | 2015-02-17 |
| Five vial level Grant D722,510 - Silberberg February 17, 2 | 2015-02-17 |
| Single vial level Grant D722,514 - Silberberg February 17, 2 | 2015-02-17 |
| Bubble Level App 20140373371 - Silberberg; Mark L. | 2014-12-25 |
| Plumber's level Grant D719,470 - Silberberg December 16, 2 | 2014-12-16 |
| Bubble Level App 20140007438 - Silberberg; Mark L. | 2014-01-09 |
| Bubble Level App 20140007439 - Silberberg; Mark L. | 2014-01-09 |
| Bubble Level App 20130340270 - Silberberg; Mark L. | 2013-12-26 |
| Bubble level Grant D694,136 - Silberberg November 26, 2 | 2013-11-26 |
| Bubble level Grant D644,946 - Silberberg September 13, 2 | 2011-09-13 |
| Laser level Grant D644,947 - Silberberg September 13, 2 | 2011-09-13 |
| Bubble level Grant D644,945 - Silberberg September 13, 2 | 2011-09-13 |
| Removable laser base attachment for bubble levels Grant 7,802,372 - Silberberg September 28, 2 | 2010-09-28 |
| Laser level Grant D613,194 - Silberberg April 6, 2 | 2010-04-06 |
| Bubble level Grant D595,165 - Silberberg June 30, 2 | 2009-06-30 |
| Multiple angle compact spirit level Grant 7,536,798 - Silberberg May 26, 2 | 2009-05-26 |
| Multiple Angle Compact Spirit Level App 20080222907 - Silberberg; Mark L. | 2008-09-18 |
| Bubble level Grant D576,063 - Silberberg September 2, 2 | 2008-09-02 |
| Mini bubble level Grant D539,679 - Silberberg April 3, 2 | 2007-04-03 |
| Mini laser level Grant D538,186 - Silberberg March 13, 2 | 2007-03-13 |
| Bubble level Grant D509,158 - Silberberg September 6, 2 | 2005-09-06 |
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