Description
RAILWAY OR LIKE TIME OR FARE TABLES; PERPETUAL CALENDARS (calendar blocks B42D 5/04; clockwork-driven G04B; comprising computing means G06C)
G09D
Technology
Stats
- 46 US PATENTS IN FORCE
- 3 US APPLICATIONS PENDING
- 90 Total Patent Owners
- 373 TOTAL INVENTORS
Subclasses
| Subclass | Title |
|---|---|
| 1/00 | Railway or like time or fare tables; Indicating or reading aids therefor (incorporating maps or route diagrams, e.g. railway routing charts G09B 29/00 ) |
| 3/00 | Perpetual calendars (printed calendar blocks B42D 5/04 ; clockwork-driven perpetual calendars G04B 19/24 ) |
| 3/02 | Perpetual calendars (printed calendar blocks B42D 5/04 ; clockwork-driven perpetual calendars G04B 19/24 ) with interchangeable members bearing the indicia |
| 3/04 | Perpetual calendars (printed calendar blocks B42D 5/04 ; clockwork-driven perpetual calendars G04B 19/24 ) wherein members bearing the indicia are movably mounted in the calendar |
| 3/06 | Perpetual calendars (printed calendar blocks B42D 5/04 ; clockwork-driven perpetual calendars G04B 19/24 ) wherein members bearing the indicia are movably mounted in the calendar with rotatable members |
| 3/08 | Perpetual calendars (printed calendar blocks B42D 5/04 ; clockwork-driven perpetual calendars G04B 19/24 ) wherein members bearing the indicia are movably mounted in the calendar with rotatable members of disc form |
| 3/10 | Perpetual calendars (printed calendar blocks B42D 5/04 ; clockwork-driven perpetual calendars G04B 19/24 ) wherein members bearing the indicia are movably mounted in the calendar with members in band form |
| 3/12 | Perpetual calendars (printed calendar blocks B42D 5/04 ; clockwork-driven perpetual calendars G04B 19/24 ) electrically operated |
Recent Patents
Not Available
Recent Publications
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Top Owners in This Class
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Applications Filed in This Class - By Year
Patents Issued To Date - By Filing Year
Average Time to Issuance
- 30 Months (last 2 years Issuances)
- 30 Months (last 5 years Issuances)