Germanium, Tin, Or Lead Containing (ge, Sn, Or Pb) Patents (Class 556/81)
- Chalcogen bonded directly to the metal (Class 556/88)
- Plural chalcogens bonded directly to the metal (Class 556/89)
- The chalcogen is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens (Class 556/94)
- The compound consists of the metal, carbon and hydrogen or the metal, carbon, hydrogen and halogen (e.g., tetraalkylleads, etc.) (Class 556/95)
- Preparing by utilizing a magnesium containing material (e.g., Grignard reagent, etc.) (Class 556/96)
- Preparing by interchange of radicals between heavy metal atoms (e.g., redistribution, disproportionation, etc.) (Class 556/97)
- Preparing by reacting free heavy metal or heavy metal containing alloy with hydrocarbyl halide (e.g., reacting Pb-Na alloy with hydrocarbyl chloride, etc.) (Class 556/98)
- Preparing by utilizing boron, aluminum, gallium, indium, or thallium (Class 556/102)
- Purification or recovery (Class 556/103)
- Halogen bonded directly to the metal (Class 556/104)