US3548211A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotating radiation sensor
Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1968-02-27
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Granted: 1970-12-15
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Expires: 1988-02-27
Abstract
No abstract record available.
Inventors
- 👤 James B Gardner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:25
CPC Classifications
G; G01; G01S; G01S3/00; G01S3/78; G01S3/782; G01S3/789; B; B64; B64G; B64G1/00; B64G1/22; B64G1/24; B64G1/28; B64G1/281; B64G1/36; B64G1/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3350562A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |