US3091877A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Windsor Communications Group Inc
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Filing: 1961-03-03
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Granted: 1963-06-04
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Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
- 👤 Charles R Luchsinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:56
CPC Classifications
G; G09; G09F; G09F1/00; G09F1/04; G09F1/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
182 words
A DISPLAY DEVICE OF FLEXIBLE PAPERBOARD MATERIAL COMPRISING A PAIR OF FOLDABLE PANELS, A FLAP EXTENDING OUTWARDLY FROM AN EDGE OF ONE OF SAID PANELS AND BEING FOLDABLE ABOUT A FIRST FOLD LINE, A PAIR OF SPACED APART SLITS IN SAID ONE PANEL AND SAID FLAP WITH THEIR AXES EXTENDING PERPENDICULAR TO AND INTERSECTING SAID FIRST FOLD LINE, A TONGUE CUT IN SAID FLAP FACING AWAY FROM SAID FIRST FOLD LINE, A SECOND FOLD LINE IN SAID FLAP SUBSTANTIALLY PARALLEL TO SAID FIRST FOLD LINE AND INTERMEDIATE OF SAID TONGUE AND SAID FIRST FOLD LINE, AND ELASTIC MEANS RECEIVED IN SAID SLITS AND SAID TONGUE FOR URGING SAID FLAP OUTWARDLY ABOUT SAID SECOND FOLD LINE TO EXTENDED POSITION FROM COPLANAR POSITION, SAID ELASTIC MEANS BEING TENSIONED AND STRETCHED WHEN SAID FLAP IS FOLDED INWARDLY COPLANARLY AND JUXTAPOSED WITH SAID ONE PANEL, SAID OTHER PANEL BEING ADAPTED TO BE FOLDED OVER SAID FLAP FOR MAINTAINING SAID FLAP IN INWARDLY FOLDED POSITION AND WHEN SAID PANELS ARE SEPARATED SAID FLAP SWINGING OUTWARDLY ABOUT SAID SECOND FOLD LINE IN EXTENDED POSITION BY SAID ELASTIC MEANS.
Claim 2
Dependent Claim
182 words
A DISPLAY DEVICE OF FLEXIBLE PAPERBOARD MATERIAL COMPRISING A PAIR OF FOLDABLE PANELS, A FLAP EXTENDING OUTWARDLY FROM AN EDGE OF ONE OF SAID PANELS AND BEING FOLDABLE ABOUT A FIRST FOLD LINE, A PAIR OF SPACED APART SLITS IN SAID ONE PANEL AND SAID FLAP WITH THEIR AXES EXTENDING PERPENDICULAR TO AND INTERSECTING SAID FIRST FOLD LINE, A TONGUE CUT IN SAID FLAP FACING AWAY FROM SAID FIRST FOLD LINE, A SECOND FOLD LINE IN SAID FLAP SUBSTANTIALLY PARALLEL TO SAID FIRST FOLD LINE AND INTERMEDIATE OF SAID TONGUE AND SAID FIRST FOLD LINE, AND ELASTIC MEANS RECEIVED IN SAID SLITS AND SAID TONGUE FOR URGING SAID FLAP OUTWARDLY ABOUT SAID SECOND FOLD LINE TO EXTENDED POSITION FROM COPLANAR POSITION, SAID ELASTIC MEANS BEING TENSIONED AND STRETCHED WHEN SAID FLAP IS FOLDED INWARDLY COPLANARLY AND JUXTAPOSED WITH SAID ONE PANEL, SAID OTHER PANEL BEING ADAPTED TO BE FOLDED OVER SAID FLAP FOR MAINTAINING SAID FLAP IN INWARDLY FOLDED POSITION AND WHEN SAID PANELS ARE SEPARATED SAID FLAP SWINGING OUTWARDLY ABOUT SAID SECOND FOLD LINE IN EXTENDED POSITION BY SAID ELASTIC MEANS.
References Cited (Backward Citations)
US890135A
Cited
US2809452A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |