US3280699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film strip projector
Assignee: Bell and Howell Co
•
Filing: 1963-06-11
•
Granted: 1966-10-25
•
Expires: 1983-06-11
Abstract
No abstract record available.
Inventors
- 👤 Frank C Badalich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:14
CPC Classifications
G; G03; G03B; G03B23/00; G03B23/08; G03B23/12; G03B19/00; G03B19/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A PROJECTOR INCLUDING CONDENSING AND FOCUSING LENS STRUCTURES IN SPACED ALIGNMENT, AND A UNITARY STRIP FILM HANDLING AND DRIVING ASSEMBLY INCLUDING: A SUPPORTING FRAME STRUCTURE, A MAGAZINE ASSEMBLY ON ONE PORTION OF THE FRAME STRUCTURE, A TAKE-UP ASSEMBLY ON ANOTHER PORTION OF THE FRAME STRUCTURE, A FILM GATE MOUNTED ON SAID SUPPORTING STRUCTURE BETWEEN SAID ASSEMBLIES AND DEFINING A FRAMING APERTURE ALIGNED BETWEEN SAID LENS STRUCTURES, MEANS CARRIED BY THE FRAME STRUCTURE FOR DRIVING THE FILM STRIP, AND MEANS CARRIED BY THE FRAME STRUCTURE AND AUTOMATICALLY GUIDING THE FILM AS FED BY SAID DRIVING MEANS FROM SAID MAGAZINE ASSEMBLY TO AND INTO SAID FILM GATE AND FROM SAID FILM GATE INTO SAID TAKE-UP ASSEMBLY.
Claim 2
Dependent Claim
114 words
A PROJECTOR INCLUDING CONDENSING AND FOCUSING LENS STRUCTURES IN SPACED ALIGNMENT, AND A UNITARY STRIP FILM HANDLING AND DRIVING ASSEMBLY INCLUDING: A SUPPORTING FRAME STRUCTURE, A MAGAZINE ASSEMBLY ON ONE PORTION OF THE FRAME STRUCTURE, A TAKE-UP ASSEMBLY ON ANOTHER PORTION OF THE FRAME STRUCTURE, A FILM GATE MOUNTED ON SAID SUPPORTING STRUCTURE BETWEEN SAID ASSEMBLIES AND DEFINING A FRAMING APERTURE ALIGNED BETWEEN SAID LENS STRUCTURES, MEANS CARRIED BY THE FRAME STRUCTURE FOR DRIVING THE FILM STRIP, AND MEANS CARRIED BY THE FRAME STRUCTURE AND AUTOMATICALLY GUIDING THE FILM AS FED BY SAID DRIVING MEANS FROM SAID MAGAZINE ASSEMBLY TO AND INTO SAID FILM GATE AND FROM SAID FILM GATE INTO SAID TAKE-UP ASSEMBLY.
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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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |