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US3552050A Expired / Lapsed US ⏱️ 0.0 years remaining

Knockdown frame for pictures or the like

Assignee: Individual
•
Filing: 1969-06-23
•
Granted: 1971-01-05
•
Expires: 1989-06-23
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Abstract

Abstract A PICTURE FRAME ASSEMBLY FORMED OF SIDES HAVING JUXTAPOSED MITERED ENDS, EACH MITERED END HAVING AN APERTURE BORED THERETHROUGH AT RIGHT ANGLES TO ITS MITERED FACE, EACH APERTURE HAVING AN ENLARGED BORE END PORTION OPENING INTO ITS MITERED FACE, A COUPLING ELEMENT DISPOSED IN THE ENLARGED BORE PORTIONS OF THE APERTURES OF JUXTAPOSED FRAME SIDES, EACH COUPLING ELEMENT THREADED AT EACH END AND ENGAGED AT EACH END BY A THREADED MEMBER INSERTED THROUGH THE OTHER END OF EACH APERTURE INTO WHICH IT IS INSERTED.

Inventors

  • 👤 Jack M Marateck

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 23:19
CPC Classifications
A; A47; A47G; A47G1/00; A47G1/06; A47G1/10; F; F16; F16B; F16B2200/00; F16B2200/65; Y; Y10; Y10T; Y10T403/00; Y10T403/57; Y10T403/5761; Y10T403/5766; Y10T403/5773

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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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) 1974-01-04 1974-07-06 1975-01-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-01-04 1978-07-06 1979-01-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-01-04 1982-07-06 1983-01-05 $7700.00 Window Closed / Lapsed

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