US3290844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water proof elevated floor
Assignee: Washington Aluminum Co Inc
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Filing: 1963-10-30
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Granted: 1966-12-13
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Expires: 1983-10-30
Abstract
No abstract record available.
Inventors
- 👤 Frederick N Rushton
- 👤 Jr Robert S Gladden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:57
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/02; E04F15/024; E04F15/02405; E04F15/02435
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A WATERPROOF JOINT FOR FLOORING SECTIONS, COMPRISING, A PAIR OF FLOORING SECTIONS EACH HAVING A BOTTOM PORTION AND A TOP PORTION TERMINATING SHORT OF AT LEAST ONE EDGE OF SAID BOTTOM PORTION, SAID EDGE OF EACH SAID BOTTOM PORTION BEING POSITIONED IN EDGE-TO-EDGE CONTACT WITH EACH OTHER TO FORM A JOINT BETWEEN SAID PAIR OF FLOORING SECTIONS AND A GROOVE BETWEEN THE TOP POPRTIONS THEREOF, EACH SAID EDGE OF SAID BOTTOM PORTION HAVING A FLANGE SPACED FROM ITS CORRESPONDING TOP PORTION AND EXTENDING INTO SAID GROOVE TO FORM A PAIR OF FLANGES THEREIN, FLOOR TILE MOUNTED ON THE OUTER SURFACE OF EACH SAID TOP PORTION AND TERMINATING AT THE EDGES THEREOF, A STRIP COATED ON BOTH SIDES WITH ADHESIVE POSITIONED ACROSS SAID PAIR OF FLANGES TO ENCOMPASS SAID JOINT AND THEREBY OBTAIN SEALING THEREOF, AND A RESILIENT CHANNEL STRIP POSITIONED OVER SAID STRIP WITH ADHESIVE AND HAVING A LONGITUDINAL CHANNEL IN ENGAGEMENT WITH SAID PAIR OF FLANGES, THE TOP OF SAID CHANNEL STRIP FORMING A SMOOTH CONTINUATION OF THE FLOOR TILE MOUTNED ON SAID FLOORING SECTIONS.
Claim 2
Dependent Claim
176 words
A WATERPROOF JOINT FOR FLOORING SECTIONS, COMPRISING, A PAIR OF FLOORING SECTIONS EACH HAVING A BOTTOM PORTION AND A TOP PORTION TERMINATING SHORT OF AT LEAST ONE EDGE OF SAID BOTTOM PORTION, SAID EDGE OF EACH SAID BOTTOM PORTION BEING POSITIONED IN EDGE-TO-EDGE CONTACT WITH EACH OTHER TO FORM A JOINT BETWEEN SAID PAIR OF FLOORING SECTIONS AND A GROOVE BETWEEN THE TOP POPRTIONS THEREOF, EACH SAID EDGE OF SAID BOTTOM PORTION HAVING A FLANGE SPACED FROM ITS CORRESPONDING TOP PORTION AND EXTENDING INTO SAID GROOVE TO FORM A PAIR OF FLANGES THEREIN, FLOOR TILE MOUNTED ON THE OUTER SURFACE OF EACH SAID TOP PORTION AND TERMINATING AT THE EDGES THEREOF, A STRIP COATED ON BOTH SIDES WITH ADHESIVE POSITIONED ACROSS SAID PAIR OF FLANGES TO ENCOMPASS SAID JOINT AND THEREBY OBTAIN SEALING THEREOF, AND A RESILIENT CHANNEL STRIP POSITIONED OVER SAID STRIP WITH ADHESIVE AND HAVING A LONGITUDINAL CHANNEL IN ENGAGEMENT WITH SAID PAIR OF FLANGES, THE TOP OF SAID CHANNEL STRIP FORMING A SMOOTH CONTINUATION OF THE FLOOR TILE MOUTNED ON SAID FLOORING SECTIONS.
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) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |