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US3141392A Expired / Lapsed US ⏱️ 0.0 years remaining

Portable sectional flooring

Assignee: Individual
•
Filing: 1962-02-16
•
Granted: 1964-07-21
•
Expires: 1982-02-16
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Abstract

No abstract record available.

Inventors

  • 👤 Irene H Schneider
  • 👤 Albert W Schneider

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 03:27
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/02; E04F15/06

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 177 words
IN A STRUCTURE OF THE CHARACTER DESCRIBED, A MAIN RECTANGULAR PORTION COMPRISING A PLURALITY OF RECTANGULAR PAN-SHAPED MAIN SECTIONS, EACH SECTION COMPRISING A FLAT TOP WALL AND PAIRS OF OPPOSED DEPENDING SIDE WALLS, ONE WALL OF EACH PAIR BEING FORMED WITH LONGITUDINALLY SPACED SLOTS, THE OTHER WALL THEREOF BEING FORMED WITH LONGITUDINALLY SPACED SLOTS ADAPTED TO REGISTER WITH THE SLOTS OF THE ONE WALL OF THE ADJACENT SECTION, SPRING CLIPS HAVING SHANKS SECURED TO THE UNDER SURFACES OF THE TOP WALLS OF EACH SECTION, DECLINING PORTIONS ON THE OUTER ENDS OF THE SHANKS ALIGNED WITH THE OTHER WALL SLOTS, SAID DECLINING PORTIONS TERMINATING IN VERTICALLY OPENING HOOKS HAVING ARCUATE BIGHT PORTIONS EXTENDING THROUGH THE OTHER WALL SLOTS, SAID BIGHT PORTIONS TERMINATING IN VERTICAL TERMINALS SPACED FROM THE OUTER SURFACES OF SAID OTHER WALLS, SAID ONE WALL AND SAID OTHER WALLS OF THE SECTIONS BEING IN ABUTTING RELATIONSHIP WITH THE HOOK TERMINALS ENGAGED THROUGH SLOTS OF THE ONE WALL AND WITH THE BIGHT PORTIONS OF THE HOOKS SPREAD UNDER TENSION AND CLAMPING ABUTTED ONE AND OTHER WALLS TOGETHER.
Claim 2
Dependent Claim 177 words
IN A STRUCTURE OF THE CHARACTER DESCRIBED, A MAIN RECTANGULAR PORTION COMPRISING A PLURALITY OF RECTANGULAR PAN-SHAPED MAIN SECTIONS, EACH SECTION COMPRISING A FLAT TOP WALL AND PAIRS OF OPPOSED DEPENDING SIDE WALLS, ONE WALL OF EACH PAIR BEING FORMED WITH LONGITUDINALLY SPACED SLOTS, THE OTHER WALL THEREOF BEING FORMED WITH LONGITUDINALLY SPACED SLOTS ADAPTED TO REGISTER WITH THE SLOTS OF THE ONE WALL OF THE ADJACENT SECTION, SPRING CLIPS HAVING SHANKS SECURED TO THE UNDER SURFACES OF THE TOP WALLS OF EACH SECTION, DECLINING PORTIONS ON THE OUTER ENDS OF THE SHANKS ALIGNED WITH THE OTHER WALL SLOTS, SAID DECLINING PORTIONS TERMINATING IN VERTICALLY OPENING HOOKS HAVING ARCUATE BIGHT PORTIONS EXTENDING THROUGH THE OTHER WALL SLOTS, SAID BIGHT PORTIONS TERMINATING IN VERTICAL TERMINALS SPACED FROM THE OUTER SURFACES OF SAID OTHER WALLS, SAID ONE WALL AND SAID OTHER WALLS OF THE SECTIONS BEING IN ABUTTING RELATIONSHIP WITH THE HOOK TERMINALS ENGAGED THROUGH SLOTS OF THE ONE WALL AND WITH THE BIGHT PORTIONS OF THE HOOKS SPREAD UNDER TENSION AND CLAMPING ABUTTED ONE AND OTHER WALLS TOGETHER.

References Cited (Backward Citations)

US1693438A Cited
US1841819A Cited
US2005380A Cited
US1980906A Cited
US2173020A Cited
US2377211A Cited
GB821549A Cited
US2836108A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-07-21 1968-01-20 1968-07-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-07-21 1972-01-20 1972-07-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-07-21 1976-01-20 1976-07-21 $7700.00 Window Closed / Lapsed

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