US3283652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Modular multiple screen film projection systems
Assignee: Individual
•
Filing: 1965-02-15
•
Granted: 1966-11-08
•
Expires: 1985-02-15
Abstract
No abstract record available.
Inventors
- 👤 Busch Edwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:21
CPC Classifications
G; G09; G09B; G09B5/00; G09B5/02; G03; G03B; G03B21/00; G03B21/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
IN A FILM PROJECTING SYSTEM; A PARTITION WALL COMPRISING MODULAR CABINET UNITS IN END-TO-END ABUTTING RELATION, AT LEAST ONE UNIT HAVING TRANSLUCENT SCREENS ON OPPOSITE SIDES THEREOF, AND AN ADJACENT UNIT HAVING PROJECTOR SUPPORT MEANS THEREIN; THE ADJACENT ENDS OF SAID UNITS BEING OPEN TO ADMIT THE PROJECTOR BEAM TO THE UNIT HAVING THE SCREENS; AND REFLECTOR MEANS, WITHIN SAID UNIT HAVING THE SCREENS, OPERABLE TO REFLECT THE BEAM TO THE INTERIOR SURFACE OF EITHER SCEEEN AND THEREBY TO PORTRAY THE IMAGE OF THE EXTERIOR SURFACE OF THE SCREEN.
Claim 2
Dependent Claim
89 words
IN A FILM PROJECTING SYSTEM; A PARTITION WALL COMPRISING MODULAR CABINET UNITS IN END-TO-END ABUTTING RELATION, AT LEAST ONE UNIT HAVING TRANSLUCENT SCREENS ON OPPOSITE SIDES THEREOF, AND AN ADJACENT UNIT HAVING PROJECTOR SUPPORT MEANS THEREIN; THE ADJACENT ENDS OF SAID UNITS BEING OPEN TO ADMIT THE PROJECTOR BEAM TO THE UNIT HAVING THE SCREENS; AND REFLECTOR MEANS, WITHIN SAID UNIT HAVING THE SCREENS, OPERABLE TO REFLECT THE BEAM TO THE INTERIOR SURFACE OF EITHER SCEEEN AND THEREBY TO PORTRAY THE IMAGE OF THE EXTERIOR SURFACE OF THE SCREEN.
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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) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |