US2827565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Current regulators
Assignee: Raytheon Co
•
Filing: 1954-02-17
•
Granted: 1958-03-18
•
Expires: 1974-02-17
Abstract
No abstract record available.
Inventors
- 👤 Thomas A Weil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:24
CPC Classifications
G; G05; G05F; G05F1/00; G05F1/10; G05F1/12; G05F1/32; G05F1/34; H; H03; H03B; H03B9/00; H03B9/01; H03B9/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1865562A
Cited
US1981921A
Cited
US2114827A
Cited
US2278151A
Cited
GB567923A
Cited
US2579542A
Cited
US2543887A
Cited
US2575708A
Cited
US2633562A
Cited
US2765439A
Cited
US2609497A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-17 | 1961-09-16 | 1962-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-17 | 1965-09-16 | 1966-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-17 | 1969-09-16 | 1970-03-18 | $7700.00 | Window Closed / Lapsed |