Cadempino
Switzerland
2
2006-06-01
1
2006-02-28
These are the the leading inventors for applications assigned to PREMEC S.A.:
PREMEC S.A. based in Cadempino, CH has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Ball-point pen with means of preventing inclination of the straight portion of the ball-pressing spring
#2 | 2006-02-28 ✅ Patent 7,004,661 granted on 2006-02-28Ballpoint pen nib provided with a stem with communication flutes
292284 ⎘