GROTHAUS; WOLFGANG
Patent Applications and Registrations
Patent applications and USPTO patent grants for GROTHAUS; WOLFGANG.The latest application filed is for "spring, spring core and method for producing the same".
- GROTHAUS; WOLFGANG - BAD ESSEN DE
| Patent | Date |
|---|---|
| Spring, Spring Core And Method For Producing The Same App 20180249842 - GROTHAUS; WOLFGANG | 2018-09-06 |
| Method For Producing An Upholstery Spring, Upholstery Spring, Mattress, And Upholstered Furniture App 20180042394 - GROTHAUS; WOLFGANG | 2018-02-15 |
| Method For Producing A Pocket Spring Core App 20160157626 - GROTHAUS; WOLFGANG | 2016-06-09 |
| Spring Core App 20160150892 - GROTHAUS; WOLFGANG | 2016-06-02 |
| Innerspring assembly with edge reinforcement Grant 7,979,935 - Grothaus July 19, 2 | 2011-07-19 |
| Innerspring Assembly With Edge Reinforcement App 20090288258 - GROTHAUS; WOLFGANG | 2009-11-26 |
| Spring core App 20070108679 - Grothaus; Wolfgang | 2007-05-17 |
| Spring core App 20070101507 - Grothaus; Wolfgang | 2007-05-10 |
| Innerspring assembly Grant 6,898,813 - Grothaus May 31, 2 | 2005-05-31 |
| Pocketed spring core Grant 6,804,847 - Grothaus October 19, 2 | 2004-10-19 |
| Innerspring assembly, and method of making an inner spring assembly Grant 6,758,464 - Grothaus July 6, 2 | 2004-07-06 |
| Pocketed spring core App 20030217413 - Grothaus, Wolfgang | 2003-11-27 |
| Innerspring assembly, and method of making an inner spring assembly App 20030218285 - Grothaus, Wolfgang | 2003-11-27 |
| Innerspring assembly App 20030074736 - Grothaus, Wolfgang | 2003-04-24 |
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