Individual holder
CASTRO DAVID J
US·1 granted patent·1 pending application·9 citations·filing 2006–2012
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
2 records- 0178US8999111B2Method of increasing paper surface strength by using acrylic acid/acrylamide copolymer in a size press formulation containing starchCASTRO DAVID J·Filed 2012·Granted Apr 7, 2015·9 cites·10 claims
- 0244US2007163165A1Fishing lure and sinker with surface details for holding and distributing fish attractantCASTRO DAVID J·Filed 2006·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when CASTRO DAVID J files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →