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US2614950A
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Apparatus for use in making lantern slides
Assignee: Individual
•
Filing: 1950-04-11
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Granted: 1952-10-21
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Expires: 1970-04-11
Abstract
No abstract record available.
Inventors
- 👤 Everett H Bickley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:37
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/54; G03B21/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
AN APPARATUS FOR USE IN FORMING A LANTERN SLIDE OF THE TYPE MADE OF TWO SQUARE GLASS PLATES WITH A PICTURE FILM THEREBETWEEN AND HELD TOGETHER BY A SQUARE MASKING PAPER BINDER HAVING TWO DIAGONALLY DISPOSED NOTCHES, COMPRISING A STRIP CONFORMING SUBSTANTIALLY IN LENGTH TO THE DIAGONAL LENGTH OF SAID PLATES, RELEASABLE CLAMPING JAWS RESPECTIVELY CARRIED BY OPPOSITE ENDS OF SAID STRIP FOR RESPECTIVELY SEATING TWO DIAGONALLY DISPOSED CORNERS OF SAID PLATES, AND SPRING PRESSED MEANS COACTING WITH SAID STRIP FOR HOLDING SAID PLATES IN SEATED POSITION, WHEREBY SAID BINDER CAN BE FOLDED ABOUT THE SIDES OF SAID PLATES WITH SAID NOTCHES RESPECTIVELY STRADDING SAID JAWS.
Claim 2
Independent Claim
106 words
AN APPARATUS FOR USE IN FORMING A LANTERN SLIDE OF THE TYPE MADE OF TWO SQUARE GLASS PLATES WITH A PICTURE FILM THEREBETWEEN AND HELD TOGETHER BY A SQUARE MASKING PAPER BINDER HAVING TWO DIAGONALLY DISPOSED NOTCHES, COMPRISING A STRIP CONFORMING SUBSTANTIALLY IN LENGTH TO THE DIAGONAL LENGTH OF SAID PLATES, RELEASABLE CLAMPING JAWS RESPECTIVELY CARRIED BY OPPOSITE ENDS OF SAID STRIP FOR RESPECTIVELY SEATING TWO DIAGONALLY DISPOSED CORNERS OF SAID PLATES, AND SPRING PRESSED MEANS COACTING WITH SAID STRIP FOR HOLDING SAID PLATES IN SEATED POSITION, WHEREBY SAID BINDER CAN BE FOLDED ABOUT THE SIDES OF SAID PLATES WITH SAID NOTCHES RESPECTIVELY STRADDING SAID JAWS.
References Cited (Backward Citations)
US1167795A
Cited
US1524797A
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US1932464A
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US2294159A
Cited
US2338189A
Cited
US2496406A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-21 | 1956-04-21 | 1956-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-21 | 1960-04-21 | 1960-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-21 | 1964-04-21 | 1964-10-21 | $7700.00 | Window Closed / Lapsed |