Printed matter – Envelope
Patent
1995-08-21
1998-03-03
Han, Frances
Printed matter
Envelope
281 38, 281 31, 402 79, 402 80R, 353120, 353DIG5, G03B 2164, B42F 706
Patent
active
057226946
ABSTRACT:
An envelope includes a transparent sleeve for holding an overhead projector transparency. The envelope further includes at least one transparent flap which is hingedly connected to the sleeve along a long edge thereof. The flap defines a pocket, and a transparent supplemental information sheet or an opaque blocking sheet is inserted into the pocket of the flap for selectively juxtaposing the sheet with the transparency, thereby altering the display.
REFERENCES:
patent: 781222 (1905-01-01), Morse
patent: 868758 (1907-10-01), Bexell
patent: 2538894 (1951-01-01), Bender
patent: 3643363 (1972-02-01), Biro
patent: 3875693 (1975-04-01), Pelky
patent: 4402585 (1983-09-01), Gardlund
patent: 4629349 (1986-12-01), Pitts
patent: 4771557 (1988-09-01), Bowman
patent: 4925720 (1990-05-01), Hansen
patent: 4991767 (1991-02-01), Wyant
patent: 5090732 (1992-02-01), Kuhns et al.
patent: 5237355 (1993-08-01), Kiehne et al.
patent: 5266987 (1993-11-01), Kiehne et al.
patent: 5319400 (1994-06-01), Herbert et al.
patent: 5335027 (1994-08-01), Lin et al.
patent: 5371560 (1994-12-01), Kiehne et al.
patent: 5445417 (1995-08-01), Bromer et al.
Han Frances
Rogitz John L.
LandOfFree
Transparent envelope with foldable pocket flap for information d does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Transparent envelope with foldable pocket flap for information d, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Transparent envelope with foldable pocket flap for information d will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2243054