Patent family
US 4991064
Continuation, divisional, and parent applications sharing a priority claim with this patent. Most asserted patents are continuations — the sibling list is the assertion surface a defendant has to plan against. Sourced from Google Patents, cached for 30 days.
Patent family (4)
Continuations, divisionals, and parent applications sharing a priority claim with this patent. Most asserted patents are continuations — siblings expand the assertion surface a defendant has to plan against.
- Earliest priority
- Dec 5, 1989
- Projected expiration
- Dec 5, 2009expired
- Application number
- US07/446,248
Other priority claims (3)
- US4991064AOn dossierfiled Dec 5, 1989
- EP0431667A1 ↗filed Nov 20, 1990
- JPH03186715A ↗filed Nov 30, 1990
Sourced from Google Patents · Cached for 30 days · Projected expiration is 20 years past earliest priority and does not reflect terminal disclaimers, patent term adjustment, or extension.