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US3348459A
Expired / Lapsed
US
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Interlocking matting and coupling bar therefor
Assignee: INTERNATIONAL LIGHT METALS Corp
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Filing: 1967-01-03
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Granted: 1967-10-24
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Expires: 1987-01-03
Abstract
No abstract record available.
Inventors
- 👤 Leo M Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:24
CPC Classifications
E; E01; E01C; E01C9/00; E01C9/08; E01C9/083
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
AN EXTRUDED SUPPORTING MAT SECTION COMPRISING: DECK AND BASE PLATES SPACED BY MEANS OF PARALLEL RIBS; MALE CONNECTOR MEANS ON ONE SIDE EDGE OF THE MAT AND COMPLEMENTARY FEMALE CONNECTOR MEANS ON THE OTHER SIDE EDGE; SAID RIBS AND THE SIDE EDGE CONNECTOR MEANS BETWEEN THE PLATES BEING CUT-AWAY AT THEIR ENDS WITH ENDS OF THE PLATES EXTENDING THEREBEYOND; THE END OF EACH PLATE BEING TURNED INWARDLY TOWARD THE OTHER PLATE TO FORM SOCKET-LIKE END CONNECTOR MEANS INTO WHICH A COUPLING BAR CAN BE INSERTED IN KEYING ENGAGEMENT; THE CUT-AWAY DISTANCE OF SAID RIBS AND SIDE EDGE CONNECTOR MEANS BEING SUFFICIENT TO PERMIT SLIDING OF COUPLING BAR THROUGH THE END CONNECTOR MEANS; SAID DECK AND BASE PLATES, SIDE EDGE CONNECTOR MEANS AND END CONNECTOR MEANS ALL BEING INTEGRAL PARTS OF THE EXTRUSION.
Claim 2
Dependent Claim
132 words
AN EXTRUDED SUPPORTING MAT SECTION COMPRISING: DECK AND BASE PLATES SPACED BY MEANS OF PARALLEL RIBS; MALE CONNECTOR MEANS ON ONE SIDE EDGE OF THE MAT AND COMPLEMENTARY FEMALE CONNECTOR MEANS ON THE OTHER SIDE EDGE; SAID RIBS AND THE SIDE EDGE CONNECTOR MEANS BETWEEN THE PLATES BEING CUT-AWAY AT THEIR ENDS WITH ENDS OF THE PLATES EXTENDING THEREBEYOND; THE END OF EACH PLATE BEING TURNED INWARDLY TOWARD THE OTHER PLATE TO FORM SOCKET-LIKE END CONNECTOR MEANS INTO WHICH A COUPLING BAR CAN BE INSERTED IN KEYING ENGAGEMENT; THE CUT-AWAY DISTANCE OF SAID RIBS AND SIDE EDGE CONNECTOR MEANS BEING SUFFICIENT TO PERMIT SLIDING OF COUPLING BAR THROUGH THE END CONNECTOR MEANS; SAID DECK AND BASE PLATES, SIDE EDGE CONNECTOR MEANS AND END CONNECTOR MEANS ALL BEING INTEGRAL PARTS OF THE EXTRUSION.
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) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |