Patent family
US 4977594
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 (6)
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
- Oct 14, 1986
- Projected expiration
- Oct 14, 2006expired
- Application number
- US07/310,938
Parent applications (2)
- US4827508ADivisionOn dossierfiled Oct 14, 1986
- US4827508AContinuationOn dossierfiled Oct 14, 1986
Other priority claims (3)
- US4977594AOn dossierfiled Feb 16, 1989
- US5050213AOn dossierfiled Aug 6, 1990
- US5410598AOn dossierfiled Sep 27, 1994
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.