US2688696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse generating system
Assignee: Individual
•
Filing: 1946-02-05
•
Granted: 1954-09-07
•
Expires: 1966-02-05
Abstract
No abstract record available.
Inventors
- 👤 Pierce E Reeves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:10
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2141343A
Cited
US2193850A
Cited
US2406019A
Cited
US2404047A
Cited
US2515271A
Cited
US2526000A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-06 | 1958-03-08 | 1958-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-06 | 1962-03-08 | 1962-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-06 | 1966-03-08 | 1966-09-07 | $7700.00 | Window Closed / Lapsed |