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Patent US3378321A successfully refreshed from Google Patents.
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US3378321A Expired / Lapsed US ⏱️ 0.0 years remaining

Filing cabinets

Assignee: Supreme Steel Equipment Corp
•
Filing: 1966-03-31
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Granted: 1968-04-16
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Expires: 1986-03-31
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Abstract

No abstract record available.

Inventors

  • 👤 Martin B Frederick
  • 👤 Sobel David

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 07:57
CPC Classifications
E; E05; E05B; E05B65/00; E05B65/46; E05B65/462; E05B65/463; E05B65/466; A; A47; A47B; A47B88/00; A47B88/70; A47B97/00; A47B2097/008

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 112 words
A FILING CABINET HAVING THEREIN A PLURALITY OF SUPERPOSED SLIDABLY MOUNTED TRAYS, A GUIDE MEMBER AT THE REAR WALL OF EACH TRAY, A LONGITUDINAL BAR ON THE INSIDE OF THE REAR WALL OF SAID CABINET, A PLURALITY OF SPACED GUIDE ELEMENTS ON SAID BAR, SAID ELEMENTS BEING AT POINTS INTERMEDIATE SAID MEMBERS, A CABLE HAVING ONE END FIXED ON ONE END OF SAID CABINET, SAID CABLE BEING THREADED SUCCESSIVELY OVER SAID MEMBERS AND ELEMENTS IN ZIGZAG ARRANGEMENT, THE OTHER END OF SAID CABLE BEING ANCHORED ON SAID CABINET, THE LENGTH OF SAID CABLE BEING SUFFICIENT TO ALLOW ONLY ONE OF SAID TRAYS TO BE EXTENDED OUT OF SAID CABINET AT A TIME.
Claim 2
Dependent Claim 112 words
A FILING CABINET HAVING THEREIN A PLURALITY OF SUPERPOSED SLIDABLY MOUNTED TRAYS, A GUIDE MEMBER AT THE REAR WALL OF EACH TRAY, A LONGITUDINAL BAR ON THE INSIDE OF THE REAR WALL OF SAID CABINET, A PLURALITY OF SPACED GUIDE ELEMENTS ON SAID BAR, SAID ELEMENTS BEING AT POINTS INTERMEDIATE SAID MEMBERS, A CABLE HAVING ONE END FIXED ON ONE END OF SAID CABINET, SAID CABLE BEING THREADED SUCCESSIVELY OVER SAID MEMBERS AND ELEMENTS IN ZIGZAG ARRANGEMENT, THE OTHER END OF SAID CABLE BEING ANCHORED ON SAID CABINET, THE LENGTH OF SAID CABLE BEING SUFFICIENT TO ALLOW ONLY ONE OF SAID TRAYS TO BE EXTENDED OUT OF SAID CABINET AT A TIME.

References Cited (Backward Citations)

US1183504A Cited
US1238514A Cited
US1342083A Cited
US1868495A Cited
US2240067A Cited
US2632685A Cited
US2719770A Cited
US3199937A Cited
US3167371A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-04-16 1971-10-16 1972-04-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-04-16 1975-10-16 1976-04-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-04-16 1979-10-16 1980-04-16 $7700.00 Window Closed / Lapsed

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