Patent US546073A successfully refreshed from Google Patents.
US2672793A
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Floor structure and method of making the same
Assignee: Bonafide Mills Inc
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Filing: 1951-01-04
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Granted: 1954-03-23
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Expires: 1971-01-04
Abstract
No abstract record available.
Inventors
- 👤 Rowe William
- 👤 Samuel A Cohen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:41
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/12; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249967; Y10T428/249968
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
129 words
IN A FLOOR STRUCTURE, IN COMBINATION, A CONCRETE FLOOR ON OR BELOW-GRADE SUBJECTED TO EXTERNAL MOISTURE DRAWN BY CAPILLARITY THROUGHT THE PORES THEREOF AND WHICH BECOMES CONTAMINATED BY ALKALINE SUBSTANCES NORMALLY PRESENT IN THE CONCRETE; MEANS FOR ADHESIVELY SECURING A FLEXIBLE COVERING TO THE CONCERTE FLOOR AND FOR SIMULTANEOUSLY MINIMIZING THE EFFECT OF MOISTURE AND ALKALINE MOISTURE ON THE ADHESIVE BOND, SAID MEANS COMPRISING A PRIMING LAYER RESULTING FROM THE APPLICATION OF A SOLUTION OF A RELATIVELY LARGE AMOUNT OF A RELATIVELY SLOW-DRYING PENETRATING SOLVENT AND A LESSER WEIGHT OF MOISTUREPROOF AND ALKALINE RESISTANCE RESINOUS MATERIAL FROM WHICH THE SOLVENT HAS BEEN EVAPORATED TO DEPOSIT A FILM ON THE SURFACE OF THE CONCRETE AND TO PROVIDE DEPENDING PROSEALING FINGERS IN THE PORES OF THE CONCRETE IN MECHANICAL INTERLOCKING RELATION
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) | 1957-03-22 | 1957-09-21 | 1958-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-22 | 1961-09-21 | 1962-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-22 | 1965-09-21 | 1966-03-23 | $7700.00 | Window Closed / Lapsed |