US3287832A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable planetarium
Assignee: California Institute Research Foundation
•
Filing: 1962-09-04
•
Granted: 1966-11-29
•
Expires: 1982-09-04
Abstract
No abstract record available.
Inventors
- 👤 Herbert R Baerg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:00
CPC Classifications
G; G09; G09B; G09B27/00; G09B27/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A PLANETARIUM DEVICE, COMPRISING: (A) A CIRCULAR DISK STRUCTURE HAVING A SERIES OF BANDS OF PROGRESSIVELY INCREASING RADIUS EXPOSED THROUGHOUT THEIR CIRCUMFERENCE AND DISPOSED IN VARIOUS ANGULARLY RELATED PLATES CORRESPONDING TO THE PLANES IN WHICH SELECTED PLANETS ORBIT ABOUT THE SUN; EACH BAND INCLUDING MEANS DEFINING AN ORBIT PATH OF THE CORRESPONDING PLANET AND INDICIA BORDERING SAID ORBIT PATH MEANS RELATING TO THE MOVEMENT OF SAID PLANET THEREIN; (B) A SUN SYMBOLIZING MEANS AT THE CENTER OF SAID DISK STRUCTURE;
Claim 2
Dependent Claim
80 words
A PLANETARIUM DEVICE, COMPRISING: (A) A CIRCULAR DISK STRUCTURE HAVING A SERIES OF BANDS OF PROGRESSIVELY INCREASING RADIUS EXPOSED THROUGHOUT THEIR CIRCUMFERENCE AND DISPOSED IN VARIOUS ANGULARLY RELATED PLATES CORRESPONDING TO THE PLANES IN WHICH SELECTED PLANETS ORBIT ABOUT THE SUN; EACH BAND INCLUDING MEANS DEFINING AN ORBIT PATH OF THE CORRESPONDING PLANET AND INDICIA BORDERING SAID ORBIT PATH MEANS RELATING TO THE MOVEMENT OF SAID PLANET THEREIN; (B) A SUN SYMBOLIZING MEANS AT THE CENTER OF SAID DISK STRUCTURE;
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |