US3018440A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coherent pulse rate divider consisting of counter, monostable multivibrator, and pentode coincidence gate
Assignee: Individual
•
Filing: 1959-03-10
•
Granted: 1962-01-23
•
Expires: 1979-03-10
Abstract
No abstract record available.
Inventors
- 👤 Richard G Cumings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:58
CPC Classifications
H; H03; H03K; H03K23/00; H03K23/64; H03K23/66; H03K23/662
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2489303A
Cited
US2758153A
Cited
US2892182A
Cited
US2806949A
Cited
US2873366A
Cited
US2960656A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-22 | 1965-07-24 | 1966-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-22 | 1969-07-24 | 1970-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-22 | 1973-07-24 | 1974-01-23 | $7700.00 | Window Closed / Lapsed |