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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Scripto Inc
Original Assignee
Scripto Inc
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Filing date
Publication date
Application filed by Scripto IncfiledCriticalScripto Inc
Priority to ES226565ApriorityCriticalpatent/ES226565A1/en
Publication of ES226565A1publicationCriticalpatent/ES226565A1/en
Improvements in the construction of ball tip type writing instruments, characterized by the combination of a thixotropic plastic ink reserve, and a reserve of a gaseous-liquid propellant superimposed on the ink reservoir, and able to force the ink towards the ball tip of the pen to effect the uniform feeding of the ink to the ball tip. (Machine-translation by Google Translate, not legally binding)
ES226565A1956-02-081956-02-08Improvements in the construction of writers instruments (Machine-translation by Google Translate, not legally binding)
ExpiredES226565A1
(en)