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Publication numberUS1025837 A
Publication typeGrant
Publication dateMay 7, 1912
Filing dateSep 6, 1911
Priority dateSep 6, 1911
Publication numberUS 1025837 A, US 1025837A, US-A-1025837, US1025837 A, US1025837A
InventorsFrederick J Schnorr
Original AssigneeFrederick J Schnorr
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
US 1025837 A
Abstract  available in
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Claims  available in
Description  (OCR text may contain errors)




Patented my` '7, 1919.


i is a specification, reference being had therei disclosed by the recipientl thereof Without bottom fiap 4c, the side tiap in to the accompanying drawing.

This invention relates to-envelop's and has special reference to', envelope so constructed that the naine of the sender on the outside' of the envelop will be concealed and may be mutilating the envelop.

The invention has for its object( to provide an improved envelop of this kind by 'means of which the address of the sender on the outside of the envelop may be effeetivelyconcealed and disclosed by the recipient. of an envelop.

Referring to the accompanying drawing :,Figure 1 is a blank'for an envelop eonstrueted'in aeoordanee with this in vention. Fig. 2 is a rear .view of the envelop, when folded. Fig. 3 is a vertical cross section on the line X-v-X, Fig. Fig. e is a view of the envelop showing the means for concealing the address of 'the sender on the outside of'the envelop. Figf is a front vienv 'of the envelop'with the address of the sender on the'front'coneealed. Figa-(tis a detail view of the upper left hand corner of lthe envelop ivithfthe address offthe sender disclosed thereon. I

In carrying out the invention an .envelop blank is `provided formed with theeentral portion .1 and 'With the side flaps and 3 and Sha'ving'a gummed portion 5 and the bottom rHap et having lower gummed edgesG'. The side flapis formed on its top svithfa small flap 7 which when the side flap 3 is folded over against theeentral portion 1 of the envelop is adapted to be iolded over the upper left hand corner of the front? of the envelop to conceal the address of the sender. c The. top of the central portion 1 is formed Witha flap 8 which projects at an incline froln the right handvupper edge of the frontI of the envelop leaving a space between said flap and the flap 7 sutlicient for the flap 7 to be folded'over .the

Specification of Letters latent.

e, 1911. serial No. 647,823.

the iap 7 is formed 'with gummed edges 10.

the side flap 2, the Hap 7 over the left hnd upper corner of the front of the envelopV to in Fig. 5,y the flap 4 over the folded f iap's 2 and 23 and the flap 8 over t-he flaps 2, and Lt, the llap 8 being secured b v means ofits gunnned edges thereto and the tiap 4 being secured'by its grummed edges to the side l jtlaps 2 and 3, the 'flap 7 being secured by its gummed edges to the front of the envelop. In order that the addressee may ascertain the name and address of the sender, the flap.

reet-angularportion, a bottom'and side flaps. one. of'said side tiaps having -a flapat its upper edge foldable over the left hand upper of the envelop to eoneeal the Anai-ne and adr -dress of the sender on the envelop and an inclined flap on the upper edge of the eentralportion of the envelop extending from thev right hand upper corner of the Central portion'of the envelop. andspaced from the upperedge of the 4central portion vof the envelop and from one ofthe, side flaps. and permitting said flap von the side flap' to be folded over the upper left hand fcorner of Ithe central portion of the envelop.

In testimony whereof Ilhereuntoatix my signature in presence of two witnesses.


` Witnesses:

F. W. Dielen, Gozo. H. Dickie.

Patented May Y, 1912.

An envelop blank consisting of a cent-ral.

.upper `edge ofthe central portion 1. Thev flap 8 is formed 'with gunnned edges 9 and.y

. The en velop is formed as shown in Fig.' 2 by folding the side flap 2 againstthe baok of the central. portion 1, the side flap 3 over.

.60' ecneeal the address of 'the' sender as shown t corner of the front ofthe Central portion'. l

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US4445635 *May 19, 1982May 1, 1984Barr Arthur CTwo way mailing envelope
US5704543 *Jul 15, 1994Jan 6, 1998Poellaenen; KariWindow-envelope
US5927592 *Jun 10, 1997Jul 27, 1999Tension Envelope Corp.Limited pocket envelope
WO1995003979A1 *Jul 15, 1994Feb 9, 1995Kari PoellaenenWindow-envelope
U.S. Classification229/71, 229/80, 229/75
Cooperative ClassificationB65D27/04