Patent US3298277A successfully refreshed from Google Patents.
US3298277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Globular image projector
Assignee: Individual
•
Filing: 1963-11-07
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Granted: 1967-01-17
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Expires: 1983-11-07
Abstract
No abstract record available.
Inventors
- 👤 Scharf Erwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:25
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
IN A PROJECTOR, FOR USE IN PROJECTING IMAGES, IN COMBINATION, A HOLLOW HOUSING, ADJUSTABLE EXTERNAL SUPPORT MEANS SUSPENDING SAID HOUSING PIVOTABLY FOR MOVEMENT OF THE HOUSING THROUGHOUT AT LEAST A PORTION OF A FULL CIRCLE ABOUT TWO PERPENDICULAR PIVOT AXES, A LIGHT SOURCE SUPPORTED INSIDE SAID HOUSING, SAID HOUSING HAVING AN OPENING PASSING LIGHT RAYS FROM SAID SOURCE ALONG AN OPTICAL AXIS, AN ANNULAR CARRIER SURROUNDING SAID HOUSING AND BEING ROTATABLE SUBSTANTIALLY ALONG THE PERIPHERY OF A CIRCLE ABOUT AN AXIS OF ROTATION AND DISPOSED ADJACENT SAID OPENING AND ADAPTED TO HOLD IMAGES AND TO REGISTER IN SUCCESSION EACH IMAGE WITH SAID OPENING FOR IMAGE PROJECTION, HOLDING MEANS OPERABLE FOR JOURNALLING SAID CARRIER ROTATABLY, AND DRIVING MEANS OPERABLE FOR ROTATABLY MOVING SAID CARRIER ABOUT SAID AXIS OF ROTATION, SAID
Claim 2
Dependent Claim
129 words
IN A PROJECTOR, FOR USE IN PROJECTING IMAGES, IN COMBINATION, A HOLLOW HOUSING, ADJUSTABLE EXTERNAL SUPPORT MEANS SUSPENDING SAID HOUSING PIVOTABLY FOR MOVEMENT OF THE HOUSING THROUGHOUT AT LEAST A PORTION OF A FULL CIRCLE ABOUT TWO PERPENDICULAR PIVOT AXES, A LIGHT SOURCE SUPPORTED INSIDE SAID HOUSING, SAID HOUSING HAVING AN OPENING PASSING LIGHT RAYS FROM SAID SOURCE ALONG AN OPTICAL AXIS, AN ANNULAR CARRIER SURROUNDING SAID HOUSING AND BEING ROTATABLE SUBSTANTIALLY ALONG THE PERIPHERY OF A CIRCLE ABOUT AN AXIS OF ROTATION AND DISPOSED ADJACENT SAID OPENING AND ADAPTED TO HOLD IMAGES AND TO REGISTER IN SUCCESSION EACH IMAGE WITH SAID OPENING FOR IMAGE PROJECTION, HOLDING MEANS OPERABLE FOR JOURNALLING SAID CARRIER ROTATABLY, AND DRIVING MEANS OPERABLE FOR ROTATABLY MOVING SAID CARRIER ABOUT SAID AXIS OF ROTATION, SAID
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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) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |