← Back to Patent Explorer
US3348271A Expired / Lapsed US ⏱️ 0.0 years remaining

Paper-clip fastener

Assignee: Individual
•
Filing: 1966-03-03
•
Granted: 1967-10-24
•
Expires: 1986-03-03
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Ruth S Miller

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 10:40
CPC Classifications
B; B42; B42F; B42F1/00; B42F1/02; B42F1/04; B42F1/08; Y; Y10; Y10T; Y10T24/00; Y10T24/20; Y10T24/202; Y10T24/205; Y10T24/206; Y10T24/44; Y10T24/44641; Y10T24/44769; Y10T24/44778; Y10T24/44786

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 261 words
A PAPER-CLIP FORMED FROM A SINGLE LENGTH OF WIRE BENT TO FORM A T SHAPED FASTENER HAVING A FIRST ELONGATED FLATTENED OPEN LOOP AND A SECOND ELONGATED FLAT TENED OPEN LOOP EXTENDING AT RIGHT ANGLES TO SAID FIRST LOOP; SAID FIRST LOOP CONSISTING OF A PAIR OF U SHAPED PORTIONS, THE FIRST OF SAID U SHAPED PORTIONS COMPRISING TWO VERTICALLY EXTENDING STRAIGHT LEGS, NAMELY, A FIRST STRAIGHT LEG HAVING A FREE, UNCONNECTED UPPER END AND A SECOND STRAIGHT LEG PARALLEL TO SAID FIRST STRAIGHT LEG, AND A CURVED PORTION CONNECTING THE LOWERMOST EXTREMITIES OF SAID FIRST AND SECOND STRAIGHT LEG; THE SECOND OF SAID U SHAPED PORTION COMPRISING A THIRD STRAGHT LEG HAVING ONE FREE END AND DISPOSED ALONG THE INNER SIDE OF SAID SECOND STRAIGHT LEG, A CURVED EXTENSION OF SAID THIRD STRAIGHT LEG DISPOSED ALONG THE SAID CURVED PORTION AND A FOURTH STRAIGHT LEG DISPOSED ALONG THE INNER SIDE OF SAID SECOND STRAIGHT LEG, SO THAT THE SMALLER SECOND U SHAPED PORTION IS NESTED WITHIN THE CONFINES OF THE LARGER FIRST U SHAPED PORTION; SAID SECOND LOOP CONSISTING OF AN UPPERMOST HORIZONTAL BAR EXTENDING ACROSS AND CONSTITUTING THE UPPER FLATTENED SIDE OF SAID LOOP, A CURVED PORTION OF SAID WIRE EXTENDING IN THE FORM OF A SEMICIRCLE JOINING EACH OF THE TWO ENDS OF SAID UPPERMOST HORIZONTAL BAR TO A SHORTER LOWERMOST HORIZONTAL STRAIGHT PIECE OF SAID WIRE, THE FIRST OF SAID SHORTER HORIZONTAL PIECES OF WIRE BEING CONNECTED TO SAID FOURTH STRAIGHT LEG AND THE OTHER OF SAID SHORTER HORIZONTAL BARS BEING CONNECTED TO SAID SECOND STRAIGHT LEG.
Claim 2
Dependent Claim 261 words
A PAPER-CLIP FORMED FROM A SINGLE LENGTH OF WIRE BENT TO FORM A T SHAPED FASTENER HAVING A FIRST ELONGATED FLATTENED OPEN LOOP AND A SECOND ELONGATED FLAT TENED OPEN LOOP EXTENDING AT RIGHT ANGLES TO SAID FIRST LOOP; SAID FIRST LOOP CONSISTING OF A PAIR OF U SHAPED PORTIONS, THE FIRST OF SAID U SHAPED PORTIONS COMPRISING TWO VERTICALLY EXTENDING STRAIGHT LEGS, NAMELY, A FIRST STRAIGHT LEG HAVING A FREE, UNCONNECTED UPPER END AND A SECOND STRAIGHT LEG PARALLEL TO SAID FIRST STRAIGHT LEG, AND A CURVED PORTION CONNECTING THE LOWERMOST EXTREMITIES OF SAID FIRST AND SECOND STRAIGHT LEG; THE SECOND OF SAID U SHAPED PORTION COMPRISING A THIRD STRAGHT LEG HAVING ONE FREE END AND DISPOSED ALONG THE INNER SIDE OF SAID SECOND STRAIGHT LEG, A CURVED EXTENSION OF SAID THIRD STRAIGHT LEG DISPOSED ALONG THE SAID CURVED PORTION AND A FOURTH STRAIGHT LEG DISPOSED ALONG THE INNER SIDE OF SAID SECOND STRAIGHT LEG, SO THAT THE SMALLER SECOND U SHAPED PORTION IS NESTED WITHIN THE CONFINES OF THE LARGER FIRST U SHAPED PORTION; SAID SECOND LOOP CONSISTING OF AN UPPERMOST HORIZONTAL BAR EXTENDING ACROSS AND CONSTITUTING THE UPPER FLATTENED SIDE OF SAID LOOP, A CURVED PORTION OF SAID WIRE EXTENDING IN THE FORM OF A SEMICIRCLE JOINING EACH OF THE TWO ENDS OF SAID UPPERMOST HORIZONTAL BAR TO A SHORTER LOWERMOST HORIZONTAL STRAIGHT PIECE OF SAID WIRE, THE FIRST OF SAID SHORTER HORIZONTAL PIECES OF WIRE BEING CONNECTED TO SAID FOURTH STRAIGHT LEG AND THE OTHER OF SAID SHORTER HORIZONTAL BARS BEING CONNECTED TO SAID SECOND STRAIGHT LEG.

References Cited (Backward Citations)

US557872A Cited
US3123924A Cited
US1259849A Cited
US1488383A Cited
GB506467A Cited
US2452514A Cited
US2957218A Cited
US3308784A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-10-23 1971-04-24 1971-10-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-10-23 1975-04-24 1975-10-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-10-23 1979-04-24 1979-10-24 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag