US3408649A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Range and bearing measurement system
Assignee: Motorola Solutions Inc
•
Filing: 1967-01-30
•
Granted: 1968-10-29
•
Expires: 1987-01-30
Abstract
No abstract record available.
Inventors
- 👤 Ernest A Keller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:31
CPC Classifications
G; G01; G01S; G01S15/00; G01S15/02; G01S15/06; G01S15/42; G01S13/00; G01S13/02; G01S13/06; G01S13/42; G01S13/44; G01S13/4454; G01S3/00; G01S3/80; G01S3/802; G01S3/808; G01S3/8083; G01S7/00; G01S7/02; G01S7/28; G01S7/285; G01S7/292; G01S7/2921; G01S7/52; G01S7/523; G01S7/526; G01S7/527
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |