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US3138123A Expired / Lapsed US ⏱️ 0.0 years remaining

Knockdown shelving unit

Assignee: Individual
•
Filing: 1961-07-25
•
Granted: 1964-06-23
•
Expires: 1981-07-25
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Abstract

No abstract record available.

Inventors

  • 👤 Maslow Louis

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 14:59
CPC Classifications
A; A47; A47F; A47F5/00; A47F5/10; A47F5/13; A47B; A47B55/00; A47B55/02

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 49 words
IN COMBINATION, A PLANAR FRAME HAVING OPPOSING LONGITUDINAL, MARGINAL SIDES AND END SUPPORTS FOR SAID FRAME, EACH OF SAID SIDES HAVING END PORTIONS PROVIDED WITH NOTCHED PORTIONS ADAPTED TO ENGAGE SAID END SUPPORTS WHEN THE FRAME IS DISPOSED TRANSVERSELY OF SAID SUPPORTS, SAID SUPPORTS INCLUDING PAIRS OF LATERALLY SPACED
Claim 2
Dependent Claim 49 words
IN COMBINATION, A PLANAR FRAME HAVING OPPOSING LONGITUDINAL, MARGINAL SIDES AND END SUPPORTS FOR SAID FRAME, EACH OF SAID SIDES HAVING END PORTIONS PROVIDED WITH NOTCHED PORTIONS ADAPTED TO ENGAGE SAID END SUPPORTS WHEN THE FRAME IS DISPOSED TRANSVERSELY OF SAID SUPPORTS, SAID SUPPORTS INCLUDING PAIRS OF LATERALLY SPACED

References Cited (Backward Citations)

US2256892A Cited
US2600191A Cited
US2919817A Cited
US3013670A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-06-23 1967-12-23 1968-06-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-06-23 1971-12-23 1972-06-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-06-23 1975-12-23 1976-06-23 $7700.00 Window Closed / Lapsed

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