US3291020A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photo printing and photo processing device
Assignee: Visual Graphics Corp
•
Filing: 1964-05-08
•
Granted: 1966-12-13
•
Expires: 1984-05-08
Abstract
No abstract record available.
Inventors
- 👤 Friedel Murray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:27
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/48; G03B17/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
216 words
A PHOTOCOPYING DEVICE COMPRISING A BASE, A COPY HOLDING ASSEMBLY CARRIED BY THE BASE, A HOUSING CARRIED BY THE BASE AND SPACED FROM THE COPY HOLDING ASSEMBLY, A PHOTOGRAPHIC CAMERA WITHIN THE HOUSING AND ADAPTED TO PHOTOGRAPH COPY IN THE COPY HOLDER, MEANS TO STORE A SUPPLY OF LIGHT SENSITIVE MATERIAL WITHIN THE HOUSING, A SENSITIVE MATERIAL HOLDING FRAME DISPOSED IN THE CAMERA FOCAL PLANE COMPRISING A TRANSPARENT SUPPORT, A FROSTED FOCUSING SCREEN SWINGABLY CARRIED ABOVE THE TRANSPARENT SUPPORT TO RECEIVE THE SENSITIVE MATERIAL THEREUNDER, AT LEAST ONE TRANSPARENT FLUID FILLED BAG SECURED TO THE FOCUSING SCREEN AND MEANS TO HOLD THE SAID SCREEN AGAINST THE TRANSPARENT SHEET TO RETAIN THE SENSITIVE MATERIAL THEREBETWEEN DURING EXPOSURE, MEANS TO MOVE THE LIGHT SENSITIVE MATERIAL FROM THE STORAGE MEANS INTO THE FOCAL PLANE OF THE CAMERA FOR EXPOSURE, A DEVELOPING ASSEMBLY WITHIN THE HOUSING IN WHICH THE SENSITIVE MATERIAL HOLDING FRAME IS SWINGABLY AND HORIZONTALL SECURED WITHIN THE HOUSING, A MIRROR DISPOSED IN THE CAMERA TO DIRECT LIGHT COMING THROUGH THE CAMERA LENS UPWARDLY UPON THE MATERIAL IN THE FRAME AND MEANS TO SELECTIVELY SWING THE FRAME IN FRONT OF THE MIRROR TO RECEIVE LIGHT DIRECTLY FROM THE CAMERA LENS AND MEANS TO TRANSPORT THE EXPOSED SENSITIVE MATERIAL THROUGH THE DEVELOPING ASSEMBLY TO PRODUCE A FINISHED PHOTOGRAPHIC PRINT.
Claim 2
Dependent Claim
216 words
A PHOTOCOPYING DEVICE COMPRISING A BASE, A COPY HOLDING ASSEMBLY CARRIED BY THE BASE, A HOUSING CARRIED BY THE BASE AND SPACED FROM THE COPY HOLDING ASSEMBLY, A PHOTOGRAPHIC CAMERA WITHIN THE HOUSING AND ADAPTED TO PHOTOGRAPH COPY IN THE COPY HOLDER, MEANS TO STORE A SUPPLY OF LIGHT SENSITIVE MATERIAL WITHIN THE HOUSING, A SENSITIVE MATERIAL HOLDING FRAME DISPOSED IN THE CAMERA FOCAL PLANE COMPRISING A TRANSPARENT SUPPORT, A FROSTED FOCUSING SCREEN SWINGABLY CARRIED ABOVE THE TRANSPARENT SUPPORT TO RECEIVE THE SENSITIVE MATERIAL THEREUNDER, AT LEAST ONE TRANSPARENT FLUID FILLED BAG SECURED TO THE FOCUSING SCREEN AND MEANS TO HOLD THE SAID SCREEN AGAINST THE TRANSPARENT SHEET TO RETAIN THE SENSITIVE MATERIAL THEREBETWEEN DURING EXPOSURE, MEANS TO MOVE THE LIGHT SENSITIVE MATERIAL FROM THE STORAGE MEANS INTO THE FOCAL PLANE OF THE CAMERA FOR EXPOSURE, A DEVELOPING ASSEMBLY WITHIN THE HOUSING IN WHICH THE SENSITIVE MATERIAL HOLDING FRAME IS SWINGABLY AND HORIZONTALL SECURED WITHIN THE HOUSING, A MIRROR DISPOSED IN THE CAMERA TO DIRECT LIGHT COMING THROUGH THE CAMERA LENS UPWARDLY UPON THE MATERIAL IN THE FRAME AND MEANS TO SELECTIVELY SWING THE FRAME IN FRONT OF THE MIRROR TO RECEIVE LIGHT DIRECTLY FROM THE CAMERA LENS AND MEANS TO TRANSPORT THE EXPOSED SENSITIVE MATERIAL THROUGH THE DEVELOPING ASSEMBLY TO PRODUCE A FINISHED PHOTOGRAPHIC PRINT.
References Cited (Backward Citations)
US380136A
Cited
US717021A
Cited
FR384073A
Cited
US988183A
Cited
US1831152A
Cited
US1816290A
Cited
US1780701A
Cited
FR713929A
Cited
US2184223A
Cited
US2117279A
Cited
US2223148A
Cited
US2314272A
Cited
US2353512A
Cited
US2420719A
Cited
US2504039A
Cited
US2664038A
Cited
US2881686A
Cited
US3040640A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |