Patent US3124996A successfully refreshed from Google Patents.
US3124996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable micro
Assignee: —
•
Filing: —
•
Granted: 1964-03-17
•
Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:27
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/32; G03B27/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
FOR A MICROFILM CAMERA THAT IS FORMED WITH DRIVE MEANS TO ENGAGE AND ADVANCE THE FILM, A FILM MAGAZINE COMPRISING: A CASING THAT IS FORMED WITH A WALL HAVING AT LEAST TWO PARALLEL SIDE EDGES, SAID WALL HAVING A PAIR OF SPACED APERTURES THEREIN DISPOSED SUCH THAT THE CENTERS THEREOF LIE ON AN AXIS PARALLEL TO ONE SIDE EDGE; MEANS TO MOUNT THE FILM IN THE CASING; MEANS TO GUIDE THE FILM FROM A FIRST, SUPPLY LOCATION IN THE CASING THROUGH A PATH AND ALONG AN INTERIOR SURFACE OF SAID WALL IN WHICH A SURFACE OF THE FILM IS IN CONFRONTING RELATION TO THE INTERIOR WALL SURFACE OF A SECOND, TAKE-UP LOCATION IN THE CASING; CURTAIN MEANS IN SAID CASING FOR MOVEMENT TO A FIRST POSITION IN WHICH BOTH APERTURES ARE OPEN AND TO A SECOND POSITION IN WHICH BOTH APERTURES ARE CLOSED;
Claim 2
Dependent Claim
143 words
FOR A MICROFILM CAMERA THAT IS FORMED WITH DRIVE MEANS TO ENGAGE AND ADVANCE THE FILM, A FILM MAGAZINE COMPRISING: A CASING THAT IS FORMED WITH A WALL HAVING AT LEAST TWO PARALLEL SIDE EDGES, SAID WALL HAVING A PAIR OF SPACED APERTURES THEREIN DISPOSED SUCH THAT THE CENTERS THEREOF LIE ON AN AXIS PARALLEL TO ONE SIDE EDGE; MEANS TO MOUNT THE FILM IN THE CASING; MEANS TO GUIDE THE FILM FROM A FIRST, SUPPLY LOCATION IN THE CASING THROUGH A PATH AND ALONG AN INTERIOR SURFACE OF SAID WALL IN WHICH A SURFACE OF THE FILM IS IN CONFRONTING RELATION TO THE INTERIOR WALL SURFACE OF A SECOND, TAKE-UP LOCATION IN THE CASING; CURTAIN MEANS IN SAID CASING FOR MOVEMENT TO A FIRST POSITION IN WHICH BOTH APERTURES ARE OPEN AND TO A SECOND POSITION IN WHICH BOTH APERTURES ARE CLOSED;
References Cited (Backward Citations)
US2163179A
Cited
US2165363A
Cited
US2326654A
Cited
US2624231A
Cited
US2477958A
Cited
US2505661A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |