US2586427A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Telemetric apparatus
Assignee: BUILDERS IRON FOUNDRY
•
Filing: 1948-10-29
•
Granted: 1952-02-19
•
Expires: 1968-10-29
Abstract
No abstract record available.
Inventors
- 👤 Walter A Hagenau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:15
CPC Classifications
G; G08; G08C; G08C15/00; G08C15/06; G08C15/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1614222A
Cited
US1802643A
Cited
US1849827A
Cited
DE514998C
Cited
US1945666A
Cited
US2145026A
Cited
US2061410A
Cited
US2111679A
Cited
US2165892A
Cited
US2319788A
Cited
US2403098A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-18 | 1955-08-20 | 1956-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-18 | 1959-08-20 | 1960-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-18 | 1963-08-20 | 1964-02-19 | $7700.00 | Window Closed / Lapsed |