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US3365072A Expired / Lapsed US ⏱️ 0.0 years remaining

Portable collapsible stand

Assignee: LOWELL S HILL
•
Filing: 1965-10-01
•
Granted: 1968-01-23
•
Expires: 1985-10-01
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Abstract

No abstract record available.

Inventors

  • 👤 Lowell S Hill

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 23:39
CPC Classifications
A; A47; A47B; A47B19/00; A47B19/06; A47B43/00; A47B43/04

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 295 words
A COLLAPSIBLE PORTABLE STAND DESIGNED FOR USE AS A LECTERN OR THE LIKE AND COMPRISING: A FRAMEWORK INCLUDING UPPER AND LOWER FRAME SECTIONS COMPRISED OF TUBULAR STOCK, EACH SECTION BEING COMPRISED OF SIMILAR U-SHAPED FRAME MEMBERS HAVING A PARALLEL SIDE LEGS AND AN INTERCONNECTING BIGHT PORTION, THE DISTANCE BETWEEN THE SIDE LEGS OF THE FRAME MEMBER BEING SLIGHTLY LESS THAN THE DISTANCE BETWEEN THE SIDE LEGS OF THE OTHER FRAME MEMBER WHEREBY THE FRAME MEMBERS MAY FIT TOGETHER IN NESTED RELATIONSHIP, PIVOT PINS CONNECTING THE ADJACENT SIDE LEGS IN THE MEDIAL REGIONS THEREOF WHEREBY THE PIVOTED MEMBERS MAY BE SWUNG RELATIVE TO EACH OTHER BETWEEN A SUBSTANTIALLY COLLAPSED POSITION AND WIDE-ANGLE EXTENDED POSITION, THE DISTAL END REGIONS OF ALL OF SAID SIDE LEGS BEING TURNED LATERALLY OUT OF THE PLANES OF THE RESPECTIVE SIDE MEMBERS AND EXTENDING VERTICALLY AND IN PARALLELION WHEN THE SECTIONS ARE IN THEIR EXTENDED POSITIONS, SAID DISTAL END REGIONS OF ALL OF THE SIDES LEGS OF ONE OF SAID FRAME SECTIONS BEING PROVIDED WITH REDUCED EXTENSIONS WHICH ARE REMOVABLY AND TELESCOPICALLY RECEIVED WITHIN THE DISTAL END REGIONS OF THE SIDE LEGS OF THE OTHER FRAME SECTIONS WHEREBY THE UPPER FRAME SECTION IS SUPPORTED FROM AND OVERLIES THE LOWER FRAME SECTION, THE EFFECTIVE LENGTH OF ALL OF THE SIDES LEGS OF THE LOWER FRAME SECTION BEING EQUAL AND THE LENGTH OF THE SIDES LEGS OF ONE FRAME MEMBER OF THE UPPER FRAME SECTION BEING GREATER THAN THE LENGTH OF THE SIDE LEGS OF THE OTHER FRAME MEMBER OF SAID LATTER FRAME SECTION WHEREBY THE BIGHT PORTIONS OF THE UPPER FRAME SECTION ASSUME DIFFERENT HEIGHTS, AND A LECTERN PLATFORM REMOVABLY SECURED TO SAID BIGHT PORTIONS OF THE TWO FRAME MEMBERS, BRIDGING THE DISTANCE THEREBETWEEN, AND OVERHANGING AT LEAST ONE OF SAID BIGHT PORTIONS.
Claim 2
Dependent Claim 295 words
A COLLAPSIBLE PORTABLE STAND DESIGNED FOR USE AS A LECTERN OR THE LIKE AND COMPRISING: A FRAMEWORK INCLUDING UPPER AND LOWER FRAME SECTIONS COMPRISED OF TUBULAR STOCK, EACH SECTION BEING COMPRISED OF SIMILAR U-SHAPED FRAME MEMBERS HAVING A PARALLEL SIDE LEGS AND AN INTERCONNECTING BIGHT PORTION, THE DISTANCE BETWEEN THE SIDE LEGS OF THE FRAME MEMBER BEING SLIGHTLY LESS THAN THE DISTANCE BETWEEN THE SIDE LEGS OF THE OTHER FRAME MEMBER WHEREBY THE FRAME MEMBERS MAY FIT TOGETHER IN NESTED RELATIONSHIP, PIVOT PINS CONNECTING THE ADJACENT SIDE LEGS IN THE MEDIAL REGIONS THEREOF WHEREBY THE PIVOTED MEMBERS MAY BE SWUNG RELATIVE TO EACH OTHER BETWEEN A SUBSTANTIALLY COLLAPSED POSITION AND WIDE-ANGLE EXTENDED POSITION, THE DISTAL END REGIONS OF ALL OF SAID SIDE LEGS BEING TURNED LATERALLY OUT OF THE PLANES OF THE RESPECTIVE SIDE MEMBERS AND EXTENDING VERTICALLY AND IN PARALLELION WHEN THE SECTIONS ARE IN THEIR EXTENDED POSITIONS, SAID DISTAL END REGIONS OF ALL OF THE SIDES LEGS OF ONE OF SAID FRAME SECTIONS BEING PROVIDED WITH REDUCED EXTENSIONS WHICH ARE REMOVABLY AND TELESCOPICALLY RECEIVED WITHIN THE DISTAL END REGIONS OF THE SIDE LEGS OF THE OTHER FRAME SECTIONS WHEREBY THE UPPER FRAME SECTION IS SUPPORTED FROM AND OVERLIES THE LOWER FRAME SECTION, THE EFFECTIVE LENGTH OF ALL OF THE SIDES LEGS OF THE LOWER FRAME SECTION BEING EQUAL AND THE LENGTH OF THE SIDES LEGS OF ONE FRAME MEMBER OF THE UPPER FRAME SECTION BEING GREATER THAN THE LENGTH OF THE SIDE LEGS OF THE OTHER FRAME MEMBER OF SAID LATTER FRAME SECTION WHEREBY THE BIGHT PORTIONS OF THE UPPER FRAME SECTION ASSUME DIFFERENT HEIGHTS, AND A LECTERN PLATFORM REMOVABLY SECURED TO SAID BIGHT PORTIONS OF THE TWO FRAME MEMBERS, BRIDGING THE DISTANCE THEREBETWEEN, AND OVERHANGING AT LEAST ONE OF SAID BIGHT PORTIONS.

References Cited (Backward Citations)

US2458621A Cited
US2837391A Cited
FR1197165A Cited
US2957736A Cited
US3080202A Cited
US3134192A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-01-22 1971-07-24 1972-01-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-01-22 1975-07-24 1976-01-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-01-22 1979-07-24 1980-01-23 $7700.00 Window Closed / Lapsed

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