Kravitch; Nick C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kravitch; Nick C..The latest application filed is for "subterranean valve testing, lubricating, and sealing device".
- Kravitch; Nick C. - Aliquippa PA
| Patent | Date |
|---|---|
| Subterranean Valve Testing, Lubricating, and Sealing Device App 20200011152 - Kravitch; Nick C. | 2020-01-09 |
| Method and apparatus for removing a cover from a valve box Grant 10,221,057 - Kravitch | 2019-03-05 |
| Valve box lifter Grant 9,938,123 - Kravitch April 10, 2 | 2018-04-10 |
| Method and apparatus for operating tools in limited work space Grant 9,452,513 - Kravitch September 27, 2 | 2016-09-27 |
| Tools for operation in limited work space Grant 8,733,215 - Kravitch May 27, 2 | 2014-05-27 |
| Adaptor for interchangeable extention tool Grant 8,424,424 - Kravitch April 23, 2 | 2013-04-23 |
| Scraping tool Grant 8,082,823 - Kravitch December 27, 2 | 2011-12-27 |
| Interchangable extension tool for performing operations in limited space work areas Grant 8,065,938 - Kravitch November 29, 2 | 2011-11-29 |
| Scraping tool App 20100095467 - Kravitch; Nick C. | 2010-04-22 |
| Drive tool with universal joint head Grant 7,347,124 - Kravitch March 25, 2 | 2008-03-25 |
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