US3318476A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Junction unit for underfloor wire distribution system
Assignee: Jones and Laughlin Steel Corp
•
Filing: 1965-01-26
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Granted: 1967-05-09
•
Expires: 1985-01-26
Abstract
No abstract record available.
Inventors
- 👤 Edward B Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:38
CPC Classifications
E; E04; E04F; E04F19/00; E04F19/08
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
124 words
A JUNCTION UNIT FOR USE WITH A WIRING HEADER DUCT IN AN UNDERFLOOR WIRE DISTRIBUTION SYSTEM COMPRISING: A HEADER RING, MEANS FOR FASTENING THE HEADER RING TO A WIRING HEADER DUCT, AN ELEVATING RING HAVING A LOWER PORTION WHICH FITS OVER THE UPPER END OF THE HEADER RING AND HAVING AN UPPER CYLINDRICAL PORTION RESTING ON THE UPPER END OF THE HEADER RING, A LEVELING RING HAVING A LOWER CYLINDRICAL PORTION POSITIONED WITHIN THE ELEVATING RING AND HAVING A FLANGE EXTENDING OUTWARDLY FROM THE UPPER END OF THE CYLINDRICAL PORTION OVER THE UPPER END OF THE ELEVATING RING, MEANS CONNECTING THE LEVELING RING AND THE HEADER RING FOR ADJUSTABLY POSITIONING THE LEVELING RING ABOVE THE ELEVATING RING, AND A COVER FITTING AGAINST THE FLANGE.
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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) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |