Patent US3124893A successfully refreshed from Google Patents.
US3124893A
Expired / Lapsed
US
⏱️ 0.0 years remaining
glenn
Assignee: —
•
Filing: —
•
Granted: 1964-03-17
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Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:23
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
171 words
THE METHOD OF DISPERSING A FLUID INTO THE EARTH SUPPORTING A SLAB FLOOR, WHICH COMPRISES THE STEPS OF FORMING THROUGH SUCH A SLAB AND ANY COVERING THEREON A PASSAGE HAVING A MAJOR TRANSVERSE DIMENSION NOT SUBSTANTIALLY EXCEEDING ONE-FOURTH INCH, SEATING WITHIN SAID PASSAGE A TRANSVERSELY-ELASTIC PLUG CONFORMABLE TO SAID PASSAGE IN CROSS SECTION, HAVING EQUILIBRIUM TRANSVERSE DIMENSIONS AT LEAST EQUAL TO THE TRANSVERSE DIMENSIONS OF SAID PASSAGE AND HAVING AN AXIAL LENGTH AT LEAST EQUAL TO ITS TRANSVERSE DIMENSIONS, FORCING A TUBULAR ELEMENT AXIALLY THROUGH SAID PLUG AND INTO THE PORTION OF SAID PASSAGE BELOW SAID PLUG WITH THE ELASTIC MATERIAL OF SAID PLUG GRIPPING THE WALLS OF SAID TUBULAR ELEMENT IN SUBSTANTIALLY FLUID-TIGHT RELATION, FORCING A FUMIGANT THROUGH SAID TUBULAR ELEMENT TO PERMEATE THE EARTH BENEATH SAID SLAB, WITHDRAWING SAID TUBULAR ELEMENT FROM SAID PLUG WHILE LEAVING SAID PLUG IN PLACE IN SAID PASSAGE, AND PROMPTLY THEREAFTER DRIVING A SNUGLY-FITTING DOWEL INTO THE UPPER END OF SAID PASSAGE AND INTO INTIMATE, SEALING ENGAGEMENT WITH THE UPPER END OF SAID PLUG.
Claim 2
Independent Claim
171 words
THE METHOD OF DISPERSING A FLUID INTO THE EARTH SUPPORTING A SLAB FLOOR, WHICH COMPRISES THE STEPS OF FORMING THROUGH SUCH A SLAB AND ANY COVERING THEREON A PASSAGE HAVING A MAJOR TRANSVERSE DIMENSION NOT SUBSTANTIALLY EXCEEDING ONE-FOURTH INCH, SEATING WITHIN SAID PASSAGE A TRANSVERSELY-ELASTIC PLUG CONFORMABLE TO SAID PASSAGE IN CROSS SECTION, HAVING EQUILIBRIUM TRANSVERSE DIMENSIONS AT LEAST EQUAL TO THE TRANSVERSE DIMENSIONS OF SAID PASSAGE AND HAVING AN AXIAL LENGTH AT LEAST EQUAL TO ITS TRANSVERSE DIMENSIONS, FORCING A TUBULAR ELEMENT AXIALLY THROUGH SAID PLUG AND INTO THE PORTION OF SAID PASSAGE BELOW SAID PLUG WITH THE ELASTIC MATERIAL OF SAID PLUG GRIPPING THE WALLS OF SAID TUBULAR ELEMENT IN SUBSTANTIALLY FLUID-TIGHT RELATION, FORCING A FUMIGANT THROUGH SAID TUBULAR ELEMENT TO PERMEATE THE EARTH BENEATH SAID SLAB, WITHDRAWING SAID TUBULAR ELEMENT FROM SAID PLUG WHILE LEAVING SAID PLUG IN PLACE IN SAID PASSAGE, AND PROMPTLY THEREAFTER DRIVING A SNUGLY-FITTING DOWEL INTO THE UPPER END OF SAID PASSAGE AND INTO INTIMATE, SEALING ENGAGEMENT WITH THE UPPER END OF SAID PLUG.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |