Patent US3352302A successfully refreshed from Google Patents.
US3352302A
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Assignee: Posting Equipment Corp
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Filing: 1965-05-17
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Granted: 1967-11-14
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Expires: 1985-05-17
Abstract
No abstract record available.
Inventors
- 👤 Joseph D Lear
- 👤 Eric M Holt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:55
CPC Classifications
B; B42; B42F; B42F17/00; B42F17/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
124 words
AN INDEX DEVICE COMPRISING A TRAY STRUCTURE HAVING FLAT BASE WITH PARALLEL MARGINS, OPPOSING SIDES EXTENDING UPWARDLY FROM SAID MARGINS OF THE BASE, SAID SIDES EACH FORMING AN OBTUSE ANGLE WITH BASE, A PLURALITY OF THIN RECTANGULAR SPACERS ALL ARRANGED IN SPACED PARALLEL RELATION TO EACH OTHER AND IN ANGULAR RELATION TO THE MARGIN OF SAID BASE, MEANS FOR MOUNTING EACH SPACER ON SAID BASE FOR LIMITED PIVOTAL MOVEMENT RELATIVE TO THE VERTICAL, AND GROUPS OF RECTANGULAR CARDS DISPOSED BETWEEN PAIR OF SPACERS AND EXTENDING FROM SIDE TO SIDE OF SAID TRAY ON THE BASE THEREOF FOR PIVOTAL MOVEMENT ON SAID TRAY BASE UNDER GUIDANCE OF SAID SPACERS, SAID CARDS CONTACTING THE OBTUSE SIDES OF THE TRAY FOR ADDITIONAL SUPPORT IN EXTREME ANGULAR POSITIONS.
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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) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |