US3100353A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Globe support and measuring device
Assignee: National Geographic Society
•
Filing: 1961-03-17
•
Granted: 1963-08-13
•
Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
- 👤 Chamberlin Wellman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:46
CPC Classifications
G; G09; G09B; G09B27/00; G09B27/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
AN EDUCATIONAL GLOBE ASSEMBLY COMPRISING, A GLOBE HAVING A MAP OF THE EARTH ON ITS SURFACE, A SUPPORT FOR SAID GLOBE HAVING A PROJECTION ADAPTED TO ENGAGE AND FREELY ROTATABLY SUPPORT SAID GLOBE IN REMOVABLE RELATION, AND A MEASURING DEVICE FORMED AS A SPHERICAL SEGMENT NOT GREATER THAN A HEMISPHERE OF TRANSPARENT SHEET MATERIAL HAVING A RADIUS OF CURVATURE FOR ITS INNER SURFACE SUBSTANTIALLY THE SAME AS THE RADIUS OF CURVATURE OF SAID GLOBE WHEREBY SAID DEVICE MAY BE REMOVABLY POSITIONED OVER A DESIRED AREA OF THE GLOBE''S SURFACE WITH A SELECTED PORTION OF THE EARTH''S MAP VISIBLE THERETHROUGH, SAID DEVICE HAVING A SIGHTING APERTURE FOR ALIGNING THE DEVICE IN PREDETERMINED RELATION TO THE SELECTED PORTION OF THE MAP ON THE GLOBE''S SURFACE, SAID APERTURE BEING ADAPTED TO RECEIVE SAID PROJECTION WHEREBY SAID DEVICE MAY BE STORED IN NESTED RELATION BETWEEN SAID SUPPORT AND SAID GLOBE.
Claim 2
Dependent Claim
146 words
AN EDUCATIONAL GLOBE ASSEMBLY COMPRISING, A GLOBE HAVING A MAP OF THE EARTH ON ITS SURFACE, A SUPPORT FOR SAID GLOBE HAVING A PROJECTION ADAPTED TO ENGAGE AND FREELY ROTATABLY SUPPORT SAID GLOBE IN REMOVABLE RELATION, AND A MEASURING DEVICE FORMED AS A SPHERICAL SEGMENT NOT GREATER THAN A HEMISPHERE OF TRANSPARENT SHEET MATERIAL HAVING A RADIUS OF CURVATURE FOR ITS INNER SURFACE SUBSTANTIALLY THE SAME AS THE RADIUS OF CURVATURE OF SAID GLOBE WHEREBY SAID DEVICE MAY BE REMOVABLY POSITIONED OVER A DESIRED AREA OF THE GLOBE''S SURFACE WITH A SELECTED PORTION OF THE EARTH''S MAP VISIBLE THERETHROUGH, SAID DEVICE HAVING A SIGHTING APERTURE FOR ALIGNING THE DEVICE IN PREDETERMINED RELATION TO THE SELECTED PORTION OF THE MAP ON THE GLOBE''S SURFACE, SAID APERTURE BEING ADAPTED TO RECEIVE SAID PROJECTION WHEREBY SAID DEVICE MAY BE STORED IN NESTED RELATION BETWEEN SAID SUPPORT AND SAID GLOBE.
References Cited (Backward Citations)
DE123526C
Cited
US171472A
Cited
US2347658A
Cited
US812408A
Cited
US887740A
Cited
US1532878A
Cited
FR808938A
Cited
US2355304A
Cited
US2546764A
Cited
US2951610A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-12 | 1967-02-11 | 1967-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-12 | 1971-02-11 | 1971-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-12 | 1975-02-11 | 1975-08-13 | $7700.00 | Window Closed / Lapsed |