Viewing glass for microfilm
Granted 11 Oct 1977 · no office action yet
Current assignee: Unic Corporation · originally UNICO
Law firm: Law firm · Log in to unlock
Attorney: Attorney · Log in to unlock
Inventors: Sakuta Suzuki · Examiner: Bernard Ansher · AU 291 · TC 2900
Life of the patent
2 dated eventsDescription
1 parts›FIG. 1 is a front elevational view of…
FIG. 1 is a front elevational view of a viewing glass for microfilm showing my new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a right side elevational view thereof.
The left side elevational view is omitted because it is substantially symmetrical with respect to the right side elevational view.
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