Patent ID: 9242856
Filing Date: 2016-01-26
CPC Classification: B81B,B81C

Claim Text:
1. A microchip comprising: a base die having a top surface with an exposed conductive interconnect, the base die also having an isolation trench around at least a portion of the conductive interconnect, the base die also having two opposed sides, the opposed sides comprising a first side and a second side, the conductive interconnect being positioned closer to the first side than it is to the second side; a cap die secured to the base die; a seal between the base die and the cap die, the seal securing the base die with the cap die, the seal comprising a metal material; and a blocking trench formed in the base die between the isolation trench and the seal, the blocking trench being formed between the first side and the isolation trench, the blocking trench for at least in part preventing the metal material from electrically contacting the interconnect with the seal.