US3333048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vertical bus arrangement with shielding means to protect the insulators
Assignee: ABB Inc USA
•
Filing: 1965-06-11
•
Granted: 1967-07-25
•
Expires: 1985-06-11
Abstract
No abstract record available.
Inventors
- 👤 Charles E Burrell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:16
CPC Classifications
H; H02; H02G; H02G5/00; H02G5/06; H02G5/061
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A BUS SYSTEM FOR TRANSMITTING CURRENT THROUGH A VERTICALLY EXTENDING SHAFT, SAID BUS SYSTEM COMPRISING: A VERTICALLY EXTENDING CONDUCTOR LOCATED WITHIN THE SHAFT; A RING SECURED TO THE SHAFT, SAID RING LOCATED IN A PLANE TRANSVERSE TO THE VERTICALLY EXTENDING AXIS OF SAID CONDUCTOR;
Claim 2
Dependent Claim
44 words
A BUS SYSTEM FOR TRANSMITTING CURRENT THROUGH A VERTICALLY EXTENDING SHAFT, SAID BUS SYSTEM COMPRISING: A VERTICALLY EXTENDING CONDUCTOR LOCATED WITHIN THE SHAFT; A RING SECURED TO THE SHAFT, SAID RING LOCATED IN A PLANE TRANSVERSE TO THE VERTICALLY EXTENDING AXIS OF SAID CONDUCTOR;
References Cited (Backward Citations)
US1072525A
Cited
US1479669A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |