Calculator
Granted 4 Apr 2000 · no office action yet
Assignee: Chan Sik Leung
Law firm: Law firm · Log in to unlock
Attorney: Attorney · Log in to unlock
Inventors: Chan Sik Leung · Examiner: Caron D. Veynar · AU 293 · TC 2900
Life of the patent
3 dated eventsDescription
1 parts›FIG. 1 is a three dimensional perspective view…
FIG. 1 is a three dimensional perspective view depicting the front, top and left side portions of a "calculator" employing Applicant's new design.
FIG. 2 is a top elevational view of the "calculator" depicted in FIG. 1 employing Applicant's new design wherein there is depicted the top view of the "calculator".
FIG. 3 is a right side elevational view of the "calculator" employing Applicant's new design as depicted in FIG. 1, the left side elevational view being a mirror image of FIG. 3.
FIG. 4 is a front elevatinal view of the "calculator" depicted in FIG. 1 employing Applicant's new design.
FIG. 5 is a rear elevational view of the "calculator" depicted in FIG. 1 employing Applicant's new design.
FIG. 6 is a bottom elevational view of the "calculator" depicted in FIG. 1 employing Applicant's new design.
FIG. 7 is a bottom elevational view of an alternative embodiment of the "calculator" depicted in FIG. 1 employing Applicant's new design, wherein only one spring element is depicted as opposed to three spring elements as depicted in FIG. 6, all other views as depicted in FIGS. 1 through 5 as related to this alternative embodiment of applicant's new design as depicted in FIG. 7, being the same; and,
FIG. 8 is a bottom elevational view of another alternative embodiment of the "calculator" depicted in FIG. 1 employing Applicant's new design, wherein only two spring elements are depicted as opposed to three spring elements as depicted in FIG. 6, all other views as depicted in FIGS. 1 through 5 as related to this alternative embodiment of applicant's new design as depicted in FIG. 8, being the same.
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