Patent US3248806A successfully refreshed from Google Patents.
US3248806A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Map system
Assignee: Aero Service Corp
•
Filing: 1963-06-04
•
Granted: 1966-05-03
•
Expires: 1983-06-04
Abstract
No abstract record available.
Inventors
- 👤 Victor H Schrader
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:50
CPC Classifications
G; G09; G09B; G09B29/00; G09B29/02; G09B29/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
214 words
A SYSTEM OF INTERCONNECTED MAPS TOGETHER COVERING THE EARTH AND BEING PIVOTALLY INTERCONNECTED TRANSVERSELY AND LONGITUDINALLY TO PROVIDE CONTINUITY IN SELECTIVELY TRACING EAST-WEST AND NORTH-SOUTH ROUTES, EACH MAP BEING PRESENTED IN SPHERICAL PROJECTION AND CENTRALLY CONTAINING A QUADRANT OF THE EARTH DEFINED BY AN EQUILATERAL SPHERICAL TRIANGLE HAVING TWO INTERSECTING LINES OF LONGITUDE AND THE EQUATOR, AND WITH FOUR UPPER MAPS PRESENTING THE ENTIRE NOTHERN HEMISPHERE AND FOUR LOWER MAPS PRESENTING THE ENTIRE SOUTHERN HEMISPHERE, THE TOTAL AREA REPRESENTED BY EACH MAP BEING SLIGHTLY MORE THAN ONE-FOURTH OF THE AREA OF THE EARTH''S SURFACE AND BEING PRESENTED WITHIN A CIRCULAR PERIMETER HAVING A DIAMETER THAT IS THE SAME AS THE DIAMETER OF A GLOBE CORRESPONDING TO THE SPHERICAL PROJECTION OF THE MAP, THE FOUR MAPS REPRESENTING THE UPPER HEMISPHERE BEING PIVOTALLY CONNECTED TOGETHER ALONG A TRANSVERSE AXIS BISECTING EACH OF SAID MAPS, AND WITH THE MAPS BEING ASSOCIATED IN RELATED GEOGRAPHICAL RELATIONSHIP TO SUCCESSIVELY EXPOSE EACH OF THE UPPER QUADRANTS AS THE MAPS ARE CONSECUTIVELY PIVOTED ABOUT SAID AXIS, THE FOUR LOWER MAPS REPRESENTING THE LOWER HEMISPHERE BEING PIVOTALLY CONNECTED TOGETHER ALONG THE SAME TRANSVERSE AXIS BISECTING EACH OF SAID LOWER MAPS, AND EACH OF THE FOUR LOWER MAPS BEING PIVOTALLY INTERCONNECTED WITH AN ASSOCIATED ONE OF THE UPPER MAPS ABOUT A LONGITUDINAL AXIS.
Claim 2
Independent Claim
214 words
A SYSTEM OF INTERCONNECTED MAPS TOGETHER COVERING THE EARTH AND BEING PIVOTALLY INTERCONNECTED TRANSVERSELY AND LONGITUDINALLY TO PROVIDE CONTINUITY IN SELECTIVELY TRACING EAST-WEST AND NORTH-SOUTH ROUTES, EACH MAP BEING PRESENTED IN SPHERICAL PROJECTION AND CENTRALLY CONTAINING A QUADRANT OF THE EARTH DEFINED BY AN EQUILATERAL SPHERICAL TRIANGLE HAVING TWO INTERSECTING LINES OF LONGITUDE AND THE EQUATOR, AND WITH FOUR UPPER MAPS PRESENTING THE ENTIRE NOTHERN HEMISPHERE AND FOUR LOWER MAPS PRESENTING THE ENTIRE SOUTHERN HEMISPHERE, THE TOTAL AREA REPRESENTED BY EACH MAP BEING SLIGHTLY MORE THAN ONE-FOURTH OF THE AREA OF THE EARTH''S SURFACE AND BEING PRESENTED WITHIN A CIRCULAR PERIMETER HAVING A DIAMETER THAT IS THE SAME AS THE DIAMETER OF A GLOBE CORRESPONDING TO THE SPHERICAL PROJECTION OF THE MAP, THE FOUR MAPS REPRESENTING THE UPPER HEMISPHERE BEING PIVOTALLY CONNECTED TOGETHER ALONG A TRANSVERSE AXIS BISECTING EACH OF SAID MAPS, AND WITH THE MAPS BEING ASSOCIATED IN RELATED GEOGRAPHICAL RELATIONSHIP TO SUCCESSIVELY EXPOSE EACH OF THE UPPER QUADRANTS AS THE MAPS ARE CONSECUTIVELY PIVOTED ABOUT SAID AXIS, THE FOUR LOWER MAPS REPRESENTING THE LOWER HEMISPHERE BEING PIVOTALLY CONNECTED TOGETHER ALONG THE SAME TRANSVERSE AXIS BISECTING EACH OF SAID LOWER MAPS, AND EACH OF THE FOUR LOWER MAPS BEING PIVOTALLY INTERCONNECTED WITH AN ASSOCIATED ONE OF THE UPPER MAPS ABOUT A LONGITUDINAL AXIS.
References Cited (Backward Citations)
US409160A
Cited
US413958A
Cited
US1531065A
Cited
US1599888A
Cited
US2196557A
Cited
US2333162A
Cited
GB619023A
Cited
US2549306A
Cited
DE832211C
Cited
US3107448A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |