Schubert & Salzer
Records under this name other than patents Schubert & Salzer holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 4,068,456 | Open-end spinning device Term ended Term ended no later than Jan 17, 1998 · Low confidence | Term ended | Term ended no later than Jan 17, 1998 | Low confidence |
| US 4,078,231 | Method and apparatus for monitoring the flaws in spun yarn produced on open end rotor spinning machines Term ended Term ended no later than Mar 7, 1998 · Low confidence | Term ended | Term ended no later than Mar 7, 1998 | Low confidence |
| US 4,083,171 | Method and apparatus for eliminating an abnormality in a thread to be wound onto the bobbin of an open-end spinning device Term ended Term ended no later than Apr 11, 1998 · Low confidence | Term ended | Term ended no later than Apr 11, 1998 | Low confidence |
| US 4,107,820 | Device for opening and mixing fiber bales Term ended Term ended no later than Aug 22, 1998 · Low confidence | Term ended | Term ended no later than Aug 22, 1998 | Low confidence |
| US 4,132,056 | Open end spinning apparatus Term ended Term ended no later than Jan 2, 1999 · Low confidence | Term ended | Term ended no later than Jan 2, 1999 | Low confidence |
| US 4,135,276 | Apparatus for removing impurities from fibrous material Term ended Term ended no later than Jan 23, 1999 · Low confidence | Term ended | Term ended no later than Jan 23, 1999 | Low confidence |
| US 4,136,911 | Apparatus for feeding a card with fiber material Term ended Term ended no later than Jan 30, 1999 · Low confidence | Term ended | Term ended no later than Jan 30, 1999 | Low confidence |
| US 4,137,487 | Method and device for automatically leveling fleeces, slivers, rovings and the like by drawing Term ended Term ended no later than Jan 30, 1999 · Low confidence | Term ended | Term ended no later than Jan 30, 1999 | Low confidence |
| US 4,142,356 | Open-end spinning apparatus Term ended Term ended no later than Mar 6, 1999 · Low confidence | Term ended | Term ended no later than Mar 6, 1999 | Low confidence |
| US 4,143,825 | Method and apparatus for picking up a yarn and transferring it to a pirn after a bobbin change Term ended Term ended no later than Mar 13, 1999 · Low confidence | Term ended | Term ended no later than Mar 13, 1999 | Low confidence |