US3308725A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paving element and paving employing the same
Assignee: Reliance Steel Products Co
•
Filing: 1964-10-01
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Granted: 1967-03-14
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Expires: 1984-10-01
Abstract
No abstract record available.
Inventors
- 👤 Harry S Nagin
- 👤 Nagin Lcon
- 👤 Nagin Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:41
CPC Classifications
E; E01; E01C; E01C5/00; E01C5/22; E01D; E01D19/00; E01D19/08; E01D19/083
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
A PAVEMENT COMPRISING A CONTINUOUS PLANAR BASE STRUCTURE, A PLURALITY OF PANELS ARRANGED IN SPACED PARALLEL RELATION OVER THE BASE STRUCTURE, EACH PANEL COMPRISING A RECTANGULAR SHALLOW PAN HAVING A BOTTOM, UPWARDLYEXTENDED SIDE AND END WALLS, A MARGINAL BEAD OF EACH PAN PROJECTING BELOW THE LEVEL OF THE BOTTOM A SLIGHT DISTANCE TO FORM A SPACE BETWEEN THE BASE ON WHICH THE PAN SETS AND THE BOTTOM OF THE PANEL, A SPREADABLE COMPOSITION APPLIED TO THE BASE FILLING SAID SPACE, THE PANS BEING FILLED WITH A MASS OF EPOXY RESIN AND AGGREGATE HARDENED IN SITU IN THE PANS, ANCHORING ELEMENTS ON THE SIDES OF THE PANS EXTENDING INTO THE SPACES BETWEEN THE PANS ACCESSIBLE FROM ABOVE THE PANS, ANCHORING MEANS ON THE BASE IN SAID SPACES TO WHICH SAID ELEMENTS ARE SECURED, AND A FILLING MATERIAL IN SAID SPACES AND EMBEDDING THE SAID ELEMENTS AND ANCHORING MEANS.
Claim 2
Dependent Claim
147 words
A PAVEMENT COMPRISING A CONTINUOUS PLANAR BASE STRUCTURE, A PLURALITY OF PANELS ARRANGED IN SPACED PARALLEL RELATION OVER THE BASE STRUCTURE, EACH PANEL COMPRISING A RECTANGULAR SHALLOW PAN HAVING A BOTTOM, UPWARDLYEXTENDED SIDE AND END WALLS, A MARGINAL BEAD OF EACH PAN PROJECTING BELOW THE LEVEL OF THE BOTTOM A SLIGHT DISTANCE TO FORM A SPACE BETWEEN THE BASE ON WHICH THE PAN SETS AND THE BOTTOM OF THE PANEL, A SPREADABLE COMPOSITION APPLIED TO THE BASE FILLING SAID SPACE, THE PANS BEING FILLED WITH A MASS OF EPOXY RESIN AND AGGREGATE HARDENED IN SITU IN THE PANS, ANCHORING ELEMENTS ON THE SIDES OF THE PANS EXTENDING INTO THE SPACES BETWEEN THE PANS ACCESSIBLE FROM ABOVE THE PANS, ANCHORING MEANS ON THE BASE IN SAID SPACES TO WHICH SAID ELEMENTS ARE SECURED, AND A FILLING MATERIAL IN SAID SPACES AND EMBEDDING THE SAID ELEMENTS AND ANCHORING MEANS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |