US3263688A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filing means
Assignee: Unisys Corp
•
Filing: 1963-12-02
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Granted: 1966-08-02
•
Expires: 1983-12-02
Abstract
No abstract record available.
Inventors
- 👤 Walter G Anders
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:35
CPC Classifications
B; B42; B42F; B42F21/00; B42F21/06; B42F21/065
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
187 words
FILING MEANS COMPRISING IN COMBINATION, A SHEET OF MATERIAL HAVING AN UPPER EDGE PORTION, A REINFORCEMENT MEMBER FOR SAID UPPER EDGE PORTION INCLUDING A PAIR OF PARALLEL DISPOSED FIRST AND SECOND VERTICAL LEGS STRADDLING AND EXTENDING COMMENSURATE WITH SAID UPPER EDGE PORTION, A PAIR OF PARALLEL ROWS OF HORIZONTALLY ALIGNED DEPRESSIONS FORMED IN THE FIRST LEG OF THE REINFORCEMENT MEMBER WITH EACH PAIR OF ADJACENT DEPRESSIONS OF SAID PARALLEL ROWS ARRANGED IN VERTICAL ALIGNMENT, A SINGLE ROW OF DEPRESSIONS FORMED IN THE SECOND LEG OF THE REINFORCEMENT MEMBER WITH EACH DEPRESSION IN SAID SINGLE ROW BEING ASSOCIATED WITH A PAIR OF VERTICALLY ALIGNED DEPRESSIONS ON SAID FIRST LEG OF THE REINFORCEMENT MEMBER AND INTERMEDIATE THE UPPER AND LOWER DEPRESSIONS OF SAID PAIR OF VERTICALLY ALIGNED DEPRESSIONS, AN INDEX TAB INCLUDING A PLATE MEMBER HAVING A SUBSTANTIALLY UPRIGHT PORTION HAVING A FOLDED OVER MARGINAL PORTION OF CARRYING INDEXING INFORMATION THEREIN, SAID PLATE MEMBER HAVING A PAIR OF SPACED LOWER AND PARALLEL RESILIENT VERTICAL LEGS FORMED INTEGRALLY WITH DEPENDING FROM SAID UPRIGHT PORTION AND STRADDLING SAID REINFORCEMENT MEMBER FOR SLIDLING RELATIONSHIP THEREWITH, THE ASSOCIATED LEGS OF SAID INDEX TAB
Claim 2
Dependent Claim
187 words
FILING MEANS COMPRISING IN COMBINATION, A SHEET OF MATERIAL HAVING AN UPPER EDGE PORTION, A REINFORCEMENT MEMBER FOR SAID UPPER EDGE PORTION INCLUDING A PAIR OF PARALLEL DISPOSED FIRST AND SECOND VERTICAL LEGS STRADDLING AND EXTENDING COMMENSURATE WITH SAID UPPER EDGE PORTION, A PAIR OF PARALLEL ROWS OF HORIZONTALLY ALIGNED DEPRESSIONS FORMED IN THE FIRST LEG OF THE REINFORCEMENT MEMBER WITH EACH PAIR OF ADJACENT DEPRESSIONS OF SAID PARALLEL ROWS ARRANGED IN VERTICAL ALIGNMENT, A SINGLE ROW OF DEPRESSIONS FORMED IN THE SECOND LEG OF THE REINFORCEMENT MEMBER WITH EACH DEPRESSION IN SAID SINGLE ROW BEING ASSOCIATED WITH A PAIR OF VERTICALLY ALIGNED DEPRESSIONS ON SAID FIRST LEG OF THE REINFORCEMENT MEMBER AND INTERMEDIATE THE UPPER AND LOWER DEPRESSIONS OF SAID PAIR OF VERTICALLY ALIGNED DEPRESSIONS, AN INDEX TAB INCLUDING A PLATE MEMBER HAVING A SUBSTANTIALLY UPRIGHT PORTION HAVING A FOLDED OVER MARGINAL PORTION OF CARRYING INDEXING INFORMATION THEREIN, SAID PLATE MEMBER HAVING A PAIR OF SPACED LOWER AND PARALLEL RESILIENT VERTICAL LEGS FORMED INTEGRALLY WITH DEPENDING FROM SAID UPRIGHT PORTION AND STRADDLING SAID REINFORCEMENT MEMBER FOR SLIDLING RELATIONSHIP THEREWITH, THE ASSOCIATED LEGS OF SAID INDEX TAB
References Cited (Backward Citations)
DE563035C
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CA632908A
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CH189324A
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DE874294C
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US2679846A
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GB708826A
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FR1052367A
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CH321124A
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US2910985A
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FR1306284A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |