Combined counting board and abacus
Granted 31 Oct 2000 · no office action yet
Assignee: Philip Hanthorn
Law firm: Law firm · Log in to unlock
Attorney: Attorney · Log in to unlock
Inventors: Philip Hanthorn · Examiner: Caron D. Veynar · AU 293 · TC 2900
Life of the patent
2 dated eventsDescription
1 parts›FIG. 1 is a top view of the…
FIG. 1 is a top view of the combined counting board and abacus showing my new design, the bottom view being substantially identical thereto;
FIG. 2 is a side view of the combined counting board and abacus shown in FIG. 1, the opposite side being substantially identical thereto; and,
FIG. 3 is an end view of the combined counting board and abacus shown in FIG. 1, the opposite end being substantially identical thereto.
Claims
1 · 1 independent · depth 1Classifications
1 codesClaim 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
Term & 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