US2467727A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Connection block for use with carrier-current line traps
Assignee: Westinghouse Electric Corp
•
Filing: 1947-05-28
•
Granted: 1949-04-19
•
Expires: 1967-05-28
Abstract
No abstract record available.
Inventors
- 👤 Myron J Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:37
CPC Classifications
H; H04; H04B; H04B3/00; H04B3/54; H04B3/56; H03; H03H; H03H5/00; H03H5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US290845A
Cited
US330644A
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US947956A
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FR540268A
Cited
FR562382A
Cited
US1658718A
Cited
US1930523A
Cited
US2122183A
Cited
US2147425A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-18 | 1952-10-18 | 1953-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-18 | 1956-10-18 | 1957-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-18 | 1960-10-18 | 1961-04-19 | $7700.00 | Window Closed / Lapsed |