Portable computer
Granted 19 Mar 1991 · no office action yet
Current assignee: LENOVO (SINGAPORE) PTE. LTD. · originally International Business Machines
Law firm: Law firm · Log in to unlock
Attorney: Attorney · Log in to unlock
Inventors: Randall W. Martin, Ted F. Kelley, Jr., Ernest Wittner, Tomoyuki Takahashi +1 · Examiner: Wallace R. Burke · AU 291 · TC 2900
Life of the patent
5 dated eventsDescription
1 parts›FIG. 1 is a top, front, right side…
FIG. 1 is a top, front, right side perspective view of the portable computer showing our new design.
FIG. 2 is a top, front, right side perspective view thereof, the keyboard being detached.
FIG. 3 is a bottom, rear, left side perspective view thereof.
FIG. 4 is a front elevational view thereof.
FIG. 5 is a front elevational view thereof with the computer in the closed position and the handle extended.
FIG. 6 is a rear elevational view thereof.
FIG. 7 is a right side elevational view thereof.
FIG. 8 is a left side elevational view thereof.
FIG. 9 is a top plan view thereof.
FIG. 10 is a bottom plan view thereof.
FIG. 11 is a top, front, right side perspective view thereof in the closed position and with the handle in the extended position;
FIG. 12 is a bottom, rear, left side perspective view thereof.
FIG. 13 is a right side elevational view thereof.
FIG. 14 is a left side elevational view thereof.
FIG. 15 is a top plan view thereof.
FIG. 16 is a bottom plan view thereof.
FIGS. 17 and 18 are respectively left and right side elevational views thereof with the keyboard's supports angled in the downward position.
The computer is shown in the open position in FIGS. 1, 2, 3, 4, 7, 8, 9, 10, 17 and 18. The computer is shown in closed position in the remaining views.
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
Chain of title
See the full assignment history — every owner this patent has passed through, with recordation dates and reel/frame numbers.
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