US3526783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiphase gate usable in multiple phase gating systems
Assignee: Boeing North American Inc
•
Filing: 1966-01-28
•
Granted: 1970-09-01
•
Expires: 1986-01-28
Abstract
No abstract record available.
Inventors
- 👤 Robert K Booher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:18
CPC Classifications
H; H03; H03K; H03K19/00; H03K19/02; H03K19/08; H03K19/094; H03K19/096
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2873363A
Cited
US2873385A
Cited
US3151251A
Cited
US3168649A
Cited
US3082332A
Cited
US3121177A
Cited
US3119031A
Cited
US3215859A
Cited
US3171984A
Cited
US3356858A
Cited
US3289010A
Cited
US3292008A
Cited
US3267295A
Cited
US3431433A
Cited
US3454785A
Cited
US3343130A
Cited
US3461312A
Cited
US3292091A
Cited
US3363115A
Cited
US3393325A
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US3395291A
Cited
US3395292A
Cited
US3421092A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-31 | 1974-03-02 | 1974-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-31 | 1978-03-02 | 1978-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-31 | 1982-03-02 | 1982-09-01 | $7700.00 | Window Closed / Lapsed |