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 ES1968140229UpriorityCriticalpatent/ES140229Y/en
Publication of ES140229UpublicationCriticalpatent/ES140229U/en
Application grantedgrantedCritical
Publication of ES140229YpublicationCriticalpatent/ES140229Y/en
Pen with perpetual calendar, characterized in that on its external surface, preferably seven faces, are vertically inscribed each of the seven columns of monthly figures of the calendars, from the first column: 1, 8, 15, 22, 29, to the seventh: 7, 14, 21, 28, this ballpoint pen possessing a rotating, preferably truncated cone, on whose surface the initials of the seven days of the week are inscribed: l, m, x, j, v, s, d, and said rotating piece being attached to the rear end of the ballpoint pen by means of a rod that adjusts under pressure or thread, so that at the beginning of the month, when the element is rotated with the fingers or a finger or edge is inserted into the notch, said rotating element has in the back, are made to face the initials of the days of the week of the rotating piece, with the columns of monthly figures that correspond to them in the pen, according to the month in question. (Machine-translation by Google Translate, not legally binding)
ES1968140229U1968-06-251968-06-25
PEN WITH PERPETUAL CALENDAR.
ExpiredES140229Y
(en)