← Back to Patent Explorer
US3081999A Expired / Lapsed US ⏱️ 0.0 years remaining

Balancing stick

Assignee: Individual
•
Filing: 1961-03-13
•
Granted: 1963-03-19
•
Expires: 1981-03-13
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Israel T Harris

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 02:05
CPC Classifications
A; A63; A63B; A63B67/00; A63B67/08; A63B67/086; A63B2208/00; A63B2208/12

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 215 words
AN ADJUSTABLE HEIGHT BALANCING ROD TOY ADAPTED TO BE SUPPORTED IN A VERTICAL POSITION BY THE FINGERTIP OF A PLAYER, SAID TOY COMPRISING: AT LEST TWO CONCENTRIC TUBES ADAPTED TO BE COLLAPSED INTO ONE ANOTHER, THE OUTERMOST OF SAID TUBES HAVING A LARGER DIAMETER THAN THE INNERMOST OF SAID TUBES AND THE LENGTHS OF SAID TUBES BEING SUBSTANTIALLY EQUAL; MEANS ON EACH OF SAID TUBES FOR FRICTIONALLY ENGAGING THE SURFACE OF THE NEXT ADJACENT TUBE WITH SUFFICIENT FRICTION TO RETAIN THE LENGTH TO WHICH SAID TUBES ARE EXTENDED WHEN IN AN UNTELESCOPED POSITION, WHEREBY THE OVERALL LENGTH OF SAID DEVICE IS ADJUSTABLE TO ANY LENGTH BETWEEN A FULLY EXTENDED LENGTH AND A FULLY TELESCOPED LENGTH EQUAL TO THE LENGTH OF A SINGLE ONE OF SAID TUBES, SAID MEANS COMPRISING AN ENLARGEMENT ADJACENT TO THE INTERFITTING ENDS OF EACH OF SAID TUBES, TO POSITIVELY PREVENT AN INNER TUBE FROM PULLING OUT OF AN OUTER TUBE; AND FINGER GRIPS AFFIXED TO ONE END OF THE INNERMOST AND THE OUTERMOST OF SAID TUBES AT OPPOSITE ENDS THEREOF, SAID FINGER GRIPS EACH BEING SHAPED WITH ONE FACE CONFORMING TO THE END OF SAID TUBES AND THE OPPOSED FACE HAVING A CONCAVE RECESS CONTOURED TO RECEIVE THE FINGERTIP ON WHICH THE BALANCING TOY IS TO BE SUPPORTED BY SAID PLAYER.
Claim 2
Dependent Claim 215 words
AN ADJUSTABLE HEIGHT BALANCING ROD TOY ADAPTED TO BE SUPPORTED IN A VERTICAL POSITION BY THE FINGERTIP OF A PLAYER, SAID TOY COMPRISING: AT LEST TWO CONCENTRIC TUBES ADAPTED TO BE COLLAPSED INTO ONE ANOTHER, THE OUTERMOST OF SAID TUBES HAVING A LARGER DIAMETER THAN THE INNERMOST OF SAID TUBES AND THE LENGTHS OF SAID TUBES BEING SUBSTANTIALLY EQUAL; MEANS ON EACH OF SAID TUBES FOR FRICTIONALLY ENGAGING THE SURFACE OF THE NEXT ADJACENT TUBE WITH SUFFICIENT FRICTION TO RETAIN THE LENGTH TO WHICH SAID TUBES ARE EXTENDED WHEN IN AN UNTELESCOPED POSITION, WHEREBY THE OVERALL LENGTH OF SAID DEVICE IS ADJUSTABLE TO ANY LENGTH BETWEEN A FULLY EXTENDED LENGTH AND A FULLY TELESCOPED LENGTH EQUAL TO THE LENGTH OF A SINGLE ONE OF SAID TUBES, SAID MEANS COMPRISING AN ENLARGEMENT ADJACENT TO THE INTERFITTING ENDS OF EACH OF SAID TUBES, TO POSITIVELY PREVENT AN INNER TUBE FROM PULLING OUT OF AN OUTER TUBE; AND FINGER GRIPS AFFIXED TO ONE END OF THE INNERMOST AND THE OUTERMOST OF SAID TUBES AT OPPOSITE ENDS THEREOF, SAID FINGER GRIPS EACH BEING SHAPED WITH ONE FACE CONFORMING TO THE END OF SAID TUBES AND THE OPPOSED FACE HAVING A CONCAVE RECESS CONTOURED TO RECEIVE THE FINGERTIP ON WHICH THE BALANCING TOY IS TO BE SUPPORTED BY SAID PLAYER.

References Cited (Backward Citations)

US551990A Cited
US1067383A Cited
US1625510A Cited
US1987372A Cited
US2478127A Cited
US3037320A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-03-18 1966-09-17 1967-03-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-03-18 1970-09-17 1971-03-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-03-18 1974-09-17 1975-03-19 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag