In re Carlson, 983 F.2d 1032 (1992) Notes
United States Court of Appeals Federal Circuit.
PTO examiner, and PTO Appeals Board, said unpatentable under 103 (nonobviousness)
Affirmed by this US court of Appeals
Geschmacksmuster - German IP, industrial design rights (shape, pattern, color for non-utilitarian purposes) 
- Gmaster a foreign invention under 102a and therefore prior art?
- this patent obvious given prior art under 103?
- fluid hydration system, stores water, replacement reservoir