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US3296758A Expired / Lapsed US ⏱️ 0.0 years remaining

Superimposed building blocks with vertically spaced flat bars interfitted therewith connected by threaded stud members

Assignee: Individual
•
Filing: 1963-06-28
•
Granted: 1967-01-10
•
Expires: 1983-06-28
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Abstract

No abstract record available.

Inventors

  • 👤 Kirkkejner O Knudsen

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 15:55
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/02; E04B2/04; E04B2/06; E04B2/10

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 154 words
A WALL CONSTRUCTION COMPRISING: A MULTIPLICITY OF HOLLOW BLOCKS LAID IN SUPERIMPOSED ROWS, SAID BLOCKS INCLUDING A BOTTOM, SIDE WALLS AND END WALLS TO DEFINE AN OPENING TO THE TOP THEREOF, SAID BLOCKS FURTHER INCLUDING A SEAT DEFINED THEREIN INTERMEDIATE SAID TOP AND SAID BOTTOM, AND STILL FURTHER DEFINING COUPLING SPACES IN SAID END WALLS; A PLURALITY OF LOCKING MEMBERS ENGAGED IN SAID COUPLING SPACES IN ADJACENT BLOCKS FOR MATING ADJACENT BLOCKS IN EACH OF SAID ROWS, SAID LOCKING MEMBERS IN EACH OF SAID ROWS BEING OFFSET FROM THE LOCKING MEMBERS IN ADJACENT ROWS; AND CLAMP MEANS INTERLOCKING SAID BLOCKS IN DIFFERENT ROWS INCLUDING FLAT BAR MEANS SEATED AGAINST SAID SEATS DEFINED IN SAID BLOCKS, SAID BAR MEANS DEFINING ONE PAIR OF LOCKING APERTURES AND ONE PAIR OF BORES, SAID CLAMP MEANS FURTHER INCLUDING BOLTS PASSING THROUGH BORES IN ONE OF SAID BARS AND LOCKING TO SAID LOCKING APERTURES IN OTHER OF SAID BARS.
Claim 2
Dependent Claim 154 words
A WALL CONSTRUCTION COMPRISING: A MULTIPLICITY OF HOLLOW BLOCKS LAID IN SUPERIMPOSED ROWS, SAID BLOCKS INCLUDING A BOTTOM, SIDE WALLS AND END WALLS TO DEFINE AN OPENING TO THE TOP THEREOF, SAID BLOCKS FURTHER INCLUDING A SEAT DEFINED THEREIN INTERMEDIATE SAID TOP AND SAID BOTTOM, AND STILL FURTHER DEFINING COUPLING SPACES IN SAID END WALLS; A PLURALITY OF LOCKING MEMBERS ENGAGED IN SAID COUPLING SPACES IN ADJACENT BLOCKS FOR MATING ADJACENT BLOCKS IN EACH OF SAID ROWS, SAID LOCKING MEMBERS IN EACH OF SAID ROWS BEING OFFSET FROM THE LOCKING MEMBERS IN ADJACENT ROWS; AND CLAMP MEANS INTERLOCKING SAID BLOCKS IN DIFFERENT ROWS INCLUDING FLAT BAR MEANS SEATED AGAINST SAID SEATS DEFINED IN SAID BLOCKS, SAID BAR MEANS DEFINING ONE PAIR OF LOCKING APERTURES AND ONE PAIR OF BORES, SAID CLAMP MEANS FURTHER INCLUDING BOLTS PASSING THROUGH BORES IN ONE OF SAID BARS AND LOCKING TO SAID LOCKING APERTURES IN OTHER OF SAID BARS.

References Cited (Backward Citations)

GB189602416A Cited
US1055242A Cited
US1477867A Cited
US1953154A Cited
US2134637A Cited
US2392551A Cited
US2684589A Cited
FR1062302A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-01-09 1970-07-11 1971-01-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-01-09 1974-07-11 1975-01-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-01-09 1978-07-11 1979-01-10 $7700.00 Window Closed / Lapsed

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