US2435266A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for testing cables
Assignee: AT&T Inc
•
Filing: 1944-10-03
•
Granted: 1948-02-03
•
Expires: 1964-10-03
Abstract
No abstract record available.
Inventors
- 👤 Samuel E Brillhart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:51
CPC Classifications
G; G01; G01L; G01L5/00; G01L5/04; Y; Y10; Y10S; Y10S242/00; Y10S242/912
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1927045A
Cited
US1955540A
Cited
US1962029A
Cited
US2114400A
Cited
US2177489A
Cited
US2359170A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-02-02 | 1951-08-04 | 1952-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-02 | 1955-08-04 | 1956-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-02 | 1959-08-04 | 1960-02-03 | $7700.00 | Window Closed / Lapsed |