US2529450A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Measuring and controlling system
Assignee: Elsag Bailey Inc
•
Filing: 1942-08-03
•
Granted: 1950-11-07
•
Expires: 1962-08-03
Abstract
No abstract record available.
Inventors
- 👤 Anthony J Hornfeck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:52
CPC Classifications
G; G05; G05B; G05B11/00; G05B11/01; G05B11/012; G05B11/013
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2112091A
Cited
USRE15597E
Cited
US1503213A
Cited
US1586233A
Cited
US1794222A
Cited
US1739579A
Cited
US1824577A
Cited
US1916307A
Cited
US1955322A
Cited
US2113164A
Cited
US1945831A
Cited
US2132960A
Cited
US2032455A
Cited
US2096047A
Cited
US2264956A
Cited
US2084899A
Cited
US2090087A
Cited
GB489271A
Cited
US2277849A
Cited
US2263497A
Cited
US2276816A
Cited
US2286985A
Cited
US2358103A
Cited
US2276822A
Cited
US2310955A
Cited
US2350329A
Cited
US2306998A
Cited
US2331934A
Cited
US2364483A
Cited
US2367868A
Cited
US2367869A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-06 | 1954-05-08 | 1954-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-06 | 1958-05-08 | 1958-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-06 | 1962-05-08 | 1962-11-07 | $7700.00 | Window Closed / Lapsed |