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US3096679A Expired / Lapsed US ⏱️ 0.0 years remaining

Sheet clamp having a one eared spreader bar

Assignee: MONOGRAM PREC IND Inc
•
Filing: 1960-03-14
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Granted: 1963-07-09
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Expires: 1980-03-14
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Abstract

No abstract record available.

Inventors

  • 👤 Sterling B Jones

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 17:25
CPC Classifications
F; F16; F16B; F16B5/00; F16B5/06

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 134 words
A SHEET CLAMP COMPRISING: A HOLLOW BODY HAVING RESTRICTED OPENINGS AT ITS ENDS, THEREBY PROVIDING TRANSVERSE SURFACES; A WASHER IN SAID BODY HAVING FLAT, SUBSTANTIALLY PARALLEL SURFACES ENGAGING THE TRANSVERSE SURFACE AT ONE END; A ROD EXTENDING INTO THE OPPOSITE END OF SAID BODY AND HAVING FLANGE ENGAGING THE TRANSVERSE SURFACE AT SAID OPPOSITE END; A COMPRESSED COIL SPRING EXTENDING BETWEEN SAID FLANGE AND SAID WASHER, A SUBSTANTIAL PORTION OF THE END COIL ABUTTING THE WASHER; A PAIR OF NEEDLES FIXED AT ONE TO SAID FLANGE, SAID NEEDLES EXTENDING THROUGH SAID SPRING AND SAID WASHER TO THE EXTERIOR OF SAID BODY, THE EXTERIOR ENDS OF SAID NEEDLES HAVING ENLARGED HEADS WITH SURFACE PORTIONS TO ENGAGE THE OUTERMOST SURFACE OF SAID WASHER; A SPREADER BAR HAVING A PORTION WITHIN SAID SPRING AND EXTENDING THROUGH SAID
Claim 2
Dependent Claim 134 words
A SHEET CLAMP COMPRISING: A HOLLOW BODY HAVING RESTRICTED OPENINGS AT ITS ENDS, THEREBY PROVIDING TRANSVERSE SURFACES; A WASHER IN SAID BODY HAVING FLAT, SUBSTANTIALLY PARALLEL SURFACES ENGAGING THE TRANSVERSE SURFACE AT ONE END; A ROD EXTENDING INTO THE OPPOSITE END OF SAID BODY AND HAVING FLANGE ENGAGING THE TRANSVERSE SURFACE AT SAID OPPOSITE END; A COMPRESSED COIL SPRING EXTENDING BETWEEN SAID FLANGE AND SAID WASHER, A SUBSTANTIAL PORTION OF THE END COIL ABUTTING THE WASHER; A PAIR OF NEEDLES FIXED AT ONE TO SAID FLANGE, SAID NEEDLES EXTENDING THROUGH SAID SPRING AND SAID WASHER TO THE EXTERIOR OF SAID BODY, THE EXTERIOR ENDS OF SAID NEEDLES HAVING ENLARGED HEADS WITH SURFACE PORTIONS TO ENGAGE THE OUTERMOST SURFACE OF SAID WASHER; A SPREADER BAR HAVING A PORTION WITHIN SAID SPRING AND EXTENDING THROUGH SAID

References Cited (Backward Citations)

US2371470A Cited
US2280403A Cited
US2388603A Cited
US2397892A Cited
US2464543A Cited
US2561098A Cited
US2805875A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-07-08 1967-01-07 1967-07-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-07-08 1971-01-07 1971-07-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-07-08 1975-01-07 1975-07-09 $7700.00 Window Closed / Lapsed

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