Peter, Siegfried,
Records under this name other than patents Peter, Siegfried, holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 5 of 5 · Back to Peter, Siegfried,
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,468,450 | Process for the transesterification of fats and oils of biological origin by means of alcoholysis using special carbonic acid salts Lapsed on the fee record Ended Dec 23, 2012 · From the USPTO record | Lapsed on the fee record | Ended Dec 23, 2012 | From the USPTO record |
| US 6,407,306 | Process for extracting carotenes from carotene-containing materials Lapsed on the fee record Ended Jun 18, 2006 · From the USPTO record | Lapsed on the fee record | Ended Jun 18, 2006 | From the USPTO record |
| US 4,345,976 | Process for separating mixtures of substances of low volatility Term ended Term ended no later than Aug 24, 2002 · Low confidence | Term ended | Term ended no later than Aug 24, 2002 | Low confidence |
| US 5,110,509 | Process for the recovery of monoglycerides and diglycerides from a mixture containing monoglycerides, diglycerides, and triglycerides Term ended Term ended no later than May 5, 2012 · Low confidence | Term ended | Term ended no later than May 5, 2012 | Low confidence |
| US 5,597,602 | Process for de-oiling crude lecithin Term ended Term ended no later than Jan 28, 2017 · Low confidence | Term ended | Term ended no later than Jan 28, 2017 | Low confidence |