US3223011A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roll film magazine
Assignee: Beattie Coleman Inc
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Filing: 1963-10-25
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Granted: 1965-12-14
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Expires: 1983-10-25
Abstract
No abstract record available.
Inventors
- 👤 Charles J Hunt
- 👤 Elwood R Swanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:25
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/28; G03B17/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
IN A ROLL FILM MAGAZINE, THE COMBINATION OF: A MAGAZINE HOUSING HAVING AN OUTER WALL, TWO END WALLS, A FIRST SIDE WALL A SECOND SIDE WALL, AND AN INNER WALL WITH AN APERTURE IN THE INNER WALL FOR EXPOSING FILM AT THE FOCAL PLANE OF A CAMERA, SAID HOUSING BEING DIVIDED INTO A FIRST SECTION AND A SECOND SECTION WITH SAID APERTURE IN THE SECOND SECTION, SAID TWO SECTIONS BEING NORMALLY MATED AND RELEASABLY INTERCONNECTED; FILM TRANSPORT MEANS ON SAID FIRST SECTION ADAPTED TO DIRECT THE FILM PAST SAID APERTURE OF THE SECOND SECTION; A SPRING-LOADED PRESSURE PLATE MOUNTED ON SAID FIRST SECTION TO PRESS THE FILM AGAINST THE RIM OF THE APERTURE IN THE SECOND SECTION; AND COOPERATIVE MEANS ON THE TWO SECTIONS TO RETRACT SAID PRESSURE PLATE TO AN INEFFECTIVE POSITION IN RESPONSE TO SEPARATION OF THE TWO SECTIONS AND TO ADVANCE THE PRESSURE PLATE TO AN EFFECTIVE POSITION IN RESPONSE TO MATING OF THE TWO SECTIONS.
Claim 2
Dependent Claim
159 words
IN A ROLL FILM MAGAZINE, THE COMBINATION OF: A MAGAZINE HOUSING HAVING AN OUTER WALL, TWO END WALLS, A FIRST SIDE WALL A SECOND SIDE WALL, AND AN INNER WALL WITH AN APERTURE IN THE INNER WALL FOR EXPOSING FILM AT THE FOCAL PLANE OF A CAMERA, SAID HOUSING BEING DIVIDED INTO A FIRST SECTION AND A SECOND SECTION WITH SAID APERTURE IN THE SECOND SECTION, SAID TWO SECTIONS BEING NORMALLY MATED AND RELEASABLY INTERCONNECTED; FILM TRANSPORT MEANS ON SAID FIRST SECTION ADAPTED TO DIRECT THE FILM PAST SAID APERTURE OF THE SECOND SECTION; A SPRING-LOADED PRESSURE PLATE MOUNTED ON SAID FIRST SECTION TO PRESS THE FILM AGAINST THE RIM OF THE APERTURE IN THE SECOND SECTION; AND COOPERATIVE MEANS ON THE TWO SECTIONS TO RETRACT SAID PRESSURE PLATE TO AN INEFFECTIVE POSITION IN RESPONSE TO SEPARATION OF THE TWO SECTIONS AND TO ADVANCE THE PRESSURE PLATE TO AN EFFECTIVE POSITION IN RESPONSE TO MATING OF THE TWO SECTIONS.
References Cited (Backward Citations)
DE1076488B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |