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 ES1969149887UpriorityCriticalpatent/ES149887Y/en
Publication of ES149887UpublicationCriticalpatent/ES149887U/en
Application grantedgrantedCritical
Publication of ES149887YpublicationCriticalpatent/ES149887Y/en
An improved envelope that is characterized by the fact that its body is completely constituted by three sheets, one internal, another intermediate precisely of impermeable material, preferably plastic, and another external, coming imprisoned between any of the two mentioned extreme sheets, internal or external, and the intermediate sheet of impermeable material, a padding of suitable consistency and mullidez, without affecting the closing flaps that are simply constituted by superposition of the two external and internal sheets referred to. (Machine-translation by Google Translate, not legally binding)
ES1969149887U1969-06-111969-06-11
AN IMPROVED ENVELOPE.
ExpiredES149887Y
(en)