Patent US3351699A successfully refreshed from Google Patents.
US3351699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Raceway for electrical cables and wires adapted to retain rf energy
Assignee: Danzer Metal Works Co Inc
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Filing: 1965-03-19
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Granted: 1967-11-07
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Expires: 1985-03-19
Abstract
No abstract record available.
Inventors
- 👤 Claude O Merckle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:52
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/06; H02G3/0608; H02G3/04; H02G3/0406; H02G3/0418; H02G3/0437
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
AN RF ENERGY RETAINING RACEWAY FOR COMMUNICATIONS CABLES COMPRISING PLURAL RACEWAY SECTIONS EACH HAVING A TROUGH-LIKE BODY PORTION INTO WHICH THE CABLES ARE LAID AND A READILY REMOVABLE COVER SUBSTANTIALLY COEXTENSIVE THEREWITH, CONNECTOR UNIT FOR ADJACENT REACWAY SECTIONS, EACH CONNECTOR UNITS FOR ADJACENT REACTROUGH-LIKE MEMBER HAVING TELESCOPING INTERFITTING ENGAGEMENT WITH END PORTIONS OF AN ADJACENT PAIR OF RACEWAY SECTIONS, APERTURED FLANGE PARTS ON THE RACEWAY SECTIONS AND EACH CONNECTOR UNIT, CONNECTOR PINS ENGAGING THROUGH THE APERTURES OF THE FLANGE PARTS WHILE THE APERTURES ARE IN REGISTRATION AND SECURING THE CONNECTOR UNIT AND SAID SECTIONS SUBSTANTIALLY RIGIDLY IN ASSEMBLED RELATION, METALLIC RF ENERGY SHIELDING GASKETING ARRANGED BETWEEN EACH COVER AND RACEWAY SECTION AND EXTENDING CONTINUOUSLY ALONG THE SIDES AND ACROSS THE ENDS OF THE COVER, A SECTION OF METALLIC RF ENERGY SHIELDING GASKETING ON EACH CONNECTOR UNIT EXTENDING ACROSS THE BOTTOM AND UP THE SIDE WALLS OF THE UNIT AND INCLUDING TERMINAL PORTIONS ON THE FLANGE PARTS OF THE CONNECTOR UNIT, THE ENDS OF ADJACENT RACEWAY SECTIONS ELECTRICALLY CONTACT-
Claim 2
Dependent Claim
168 words
AN RF ENERGY RETAINING RACEWAY FOR COMMUNICATIONS CABLES COMPRISING PLURAL RACEWAY SECTIONS EACH HAVING A TROUGH-LIKE BODY PORTION INTO WHICH THE CABLES ARE LAID AND A READILY REMOVABLE COVER SUBSTANTIALLY COEXTENSIVE THEREWITH, CONNECTOR UNIT FOR ADJACENT REACWAY SECTIONS, EACH CONNECTOR UNITS FOR ADJACENT REACTROUGH-LIKE MEMBER HAVING TELESCOPING INTERFITTING ENGAGEMENT WITH END PORTIONS OF AN ADJACENT PAIR OF RACEWAY SECTIONS, APERTURED FLANGE PARTS ON THE RACEWAY SECTIONS AND EACH CONNECTOR UNIT, CONNECTOR PINS ENGAGING THROUGH THE APERTURES OF THE FLANGE PARTS WHILE THE APERTURES ARE IN REGISTRATION AND SECURING THE CONNECTOR UNIT AND SAID SECTIONS SUBSTANTIALLY RIGIDLY IN ASSEMBLED RELATION, METALLIC RF ENERGY SHIELDING GASKETING ARRANGED BETWEEN EACH COVER AND RACEWAY SECTION AND EXTENDING CONTINUOUSLY ALONG THE SIDES AND ACROSS THE ENDS OF THE COVER, A SECTION OF METALLIC RF ENERGY SHIELDING GASKETING ON EACH CONNECTOR UNIT EXTENDING ACROSS THE BOTTOM AND UP THE SIDE WALLS OF THE UNIT AND INCLUDING TERMINAL PORTIONS ON THE FLANGE PARTS OF THE CONNECTOR UNIT, THE ENDS OF ADJACENT RACEWAY SECTIONS ELECTRICALLY CONTACT-
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) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |