Barrier block
Granted 28 May 2002 · no office action yet
Assignee: Mark Schrader
Law firm: Law firm · Log in to unlock
Attorney: Attorney · Log in to unlock
Inventors: Neil Harrigan, Mark Schrader · Examiner: Louis S. Zarfas · AU 2914 · TC 2900
Life of the patent
2 dated eventsDescription
1 parts›FIG. 1 is a perspective view of the…
FIG. 1 is a perspective view of the barrier block.
FIG. 2 is a top plan view of the invention.
FIG. 3 is a bottom plan view of the invention.
FIG. 4 is a front elevation view of the invention.
FIG. 5 is a rear elevation view of the invention.
FIG. 6 is a left side elevation view of the invention; and,
FIG. 7 is a right side elevation view of the invention.
Claims
1 · 1 independent · depth 1Classifications
2 codes- /DRW
Claim changes
SoonSee which claims were amended, added or cancelled during examination, with every added and removed word marked.
The published claims of this patent are not paired with the granted ones in what we hold.
File wrapper
See the full prosecution history — every USPTO and applicant action on this file, in order.
Log in to unlockTerm & fees
See the term timeline — pendency span, in-force span, the maintenance fees paid and both computed expiry dates.
Log in to unlockValidity challenges
See the validity challenges on record — reexaminations, IPRs and PGRs, with their institution decisions and outcomes.
Log in to unlockCitations
See every patent this one cites and every patent that cites it back — publication, assignee, and how each one was found.
Log in to unlock