Patent US1733251A successfully refreshed from Google Patents.
Patent US3404706A successfully refreshed from Google Patents.
US3404706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Raceway system for electrical wiring
Assignee: Wiremold Co
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Filing: 1964-11-09
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Granted: 1968-10-08
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Expires: 1984-11-09
Abstract
No abstract record available.
Inventors
- 👤 Esopo Francis P D
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:39
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/04; H02G3/0431; H02G3/06; H02G3/0608
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A RACEWAY FOR A SURFACE WIRING SYSTEM COMPRISING A CHANNEL-SHAPED BASE MEMBER HAVING SIDE WALLS AND A TRANSVERSE CONNECTING WALL, THE LONGITUDINAL EDGE PORTIONS OF SAID SIDE WALLS EACH BEING INTURNED AND REVERSELY BENT TO FORM AN ACUTE ANGLE WITH ITS SIDE WALL, AND A COVER MEMBER ADAPTED TO BE PRESSED UPON AND SECURED TO SAID BASE MEMBER, SAID COVER MEMBER HAVING A PLATE PORTION OVERLYING SAID BASE, THE LONGITUDINAL SIDES OF SAID COVER MEMBER BEING REVERSELY BENT INWARDLY TO LIE FLUSH AGAINST THE UNDER SURFACE OF SAID PLATE PORTION FORMING DOUBLE-THICKNESS EDGES, AND EDGES LYING UPON THE ACUTEANGLED LONGITUDINAL EGES OF THE BASE MEMBER, AND THE EDGES OF SAID REVERSELY BENT SIDES OF THE COVER MEMBER THEN BEING BENT AWAY FROM SAID PLATE PORTION FOR FORM LONGITUDINALLY EXTENDING LIPS IN POSITION TO RECEIVE AND RE-
Claim 2
Dependent Claim
136 words
A RACEWAY FOR A SURFACE WIRING SYSTEM COMPRISING A CHANNEL-SHAPED BASE MEMBER HAVING SIDE WALLS AND A TRANSVERSE CONNECTING WALL, THE LONGITUDINAL EDGE PORTIONS OF SAID SIDE WALLS EACH BEING INTURNED AND REVERSELY BENT TO FORM AN ACUTE ANGLE WITH ITS SIDE WALL, AND A COVER MEMBER ADAPTED TO BE PRESSED UPON AND SECURED TO SAID BASE MEMBER, SAID COVER MEMBER HAVING A PLATE PORTION OVERLYING SAID BASE, THE LONGITUDINAL SIDES OF SAID COVER MEMBER BEING REVERSELY BENT INWARDLY TO LIE FLUSH AGAINST THE UNDER SURFACE OF SAID PLATE PORTION FORMING DOUBLE-THICKNESS EDGES, AND EDGES LYING UPON THE ACUTEANGLED LONGITUDINAL EGES OF THE BASE MEMBER, AND THE EDGES OF SAID REVERSELY BENT SIDES OF THE COVER MEMBER THEN BEING BENT AWAY FROM SAID PLATE PORTION FOR FORM LONGITUDINALLY EXTENDING LIPS IN POSITION TO RECEIVE AND RE-
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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) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |