Patent US3232439A successfully refreshed from Google Patents.
US3232439A
Expired / Lapsed
US
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Card file
Assignee: Individual
•
Filing: 1963-08-29
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Granted: 1966-02-01
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Expires: 1983-08-29
Abstract
No abstract record available.
Inventors
- 👤 Jr Ernest A Dahl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:35
CPC Classifications
B; B42; B42F; B42F17/00; B42F17/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A CARD FILE TRAY COMPRISING: COMPLEMENTARY FIRST AND SECOND HALF-TRAYS, EACH HALF-TRAY INCLUDING A SIDE MEMBER HAVING SPACED INSIDE AND OUTSIDE WALLS DEFINING AT EACH END OF THE RESPECTIVE SIDE MEMBER A VERTICALLY ELONGATED POCKET, EACH HALF-TRAY HAVING A BOTTOM PANEL UNITED TO ONE OF SAID WALLS, THE BOTTOM PANELS OF SAID HALF-TRAYS HAVING PORTIONS DISPOSED IN SLIDABLY OVERLAPPING RELATIONSHIP; AN L-SHAPED END MEMBER EXTENDING INTO EACH SAID POCKET OF SAID SIDE MEMBERS IN RIGIDLY SECURED RELATION THEREWITH, THE END MEMBERS OF SAID FIRST HALFTRAY HAVING VERTICALLY OVERTURNED UPPER AND LOWER HORIZONTAL EDGE PORTIONS DEFINING RETAINING GROOVES, THE END MEMBERS OF SAID SECOND HALF-TRAY HAVING PORTIONS TELESCOPICALLY RECEIVED IN SAID RETAINING GROOVES; AND MEANS FIXEDLY SECURING TOGETHER THE CONTIGUOUS PORTIONS OF SAID END MEMBERS.
Claim 2
Dependent Claim
124 words
A CARD FILE TRAY COMPRISING: COMPLEMENTARY FIRST AND SECOND HALF-TRAYS, EACH HALF-TRAY INCLUDING A SIDE MEMBER HAVING SPACED INSIDE AND OUTSIDE WALLS DEFINING AT EACH END OF THE RESPECTIVE SIDE MEMBER A VERTICALLY ELONGATED POCKET, EACH HALF-TRAY HAVING A BOTTOM PANEL UNITED TO ONE OF SAID WALLS, THE BOTTOM PANELS OF SAID HALF-TRAYS HAVING PORTIONS DISPOSED IN SLIDABLY OVERLAPPING RELATIONSHIP; AN L-SHAPED END MEMBER EXTENDING INTO EACH SAID POCKET OF SAID SIDE MEMBERS IN RIGIDLY SECURED RELATION THEREWITH, THE END MEMBERS OF SAID FIRST HALFTRAY HAVING VERTICALLY OVERTURNED UPPER AND LOWER HORIZONTAL EDGE PORTIONS DEFINING RETAINING GROOVES, THE END MEMBERS OF SAID SECOND HALF-TRAY HAVING PORTIONS TELESCOPICALLY RECEIVED IN SAID RETAINING GROOVES; AND MEANS FIXEDLY SECURING TOGETHER THE CONTIGUOUS PORTIONS OF SAID END MEMBERS.
References Cited (Backward Citations)
US1298628A
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US1714266A
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US1917980A
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US2223074A
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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) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |