Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES96819UpriorityCriticalpatent/ES96819Y/en
Publication of ES96819UpublicationCriticalpatent/ES96819U/en
Application grantedgrantedCritical
Publication of ES96819YpublicationCriticalpatent/ES96819Y/en
An improved envelope, of the type comprising at least one of its edges an opener thread, characterized essentially by the fact that on one of the faces of the envelope and next to the thread a parallel cut is provided thereto, which facilitates its location, and which allows tearing the corresponding edge of the envelope by pulling together by pulling the portion of paper determined by the groove and the opener thread. (Machine-translation by Google Translate, not legally binding)
ES96819U1962-12-241962-12-24
About perfected
ExpiredES96819Y
(en)
Postsobre of a single body with flaps of closure confecconada with graphical printing fatogrºlfica publicitaria (Machine-translation by Google Translate, not legally binding)