US3389404A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control/display apparatus
Assignee: Bunker Ramo Corp
•
Filing: 1965-09-20
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Granted: 1968-06-18
•
Expires: 1985-09-20
Abstract
No abstract record available.
Inventors
- 👤 Robert A Koster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:09
CPC Classifications
G; G06; G06F; G06F3/00; G06F3/01; G06F3/048; G06F3/0484; G06F3/04842; G06F3/0487; G06F3/0489; G06F3/04892; G06F40/00; G06F40/10; G06F40/166; G06Q; G06Q30/00; G06Q30/02; G06Q30/0201
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3037192A
Cited
US3085132A
Cited
US3187321A
Cited
US3205344A
Cited
US3293614A
Cited
US3329948A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-18 | 1971-12-18 | 1972-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-18 | 1975-12-18 | 1976-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-18 | 1979-12-18 | 1980-06-18 | $7700.00 | Window Closed / Lapsed |