Patent US2826693A successfully refreshed from Google Patents.
US2826693A
Expired / Lapsed
US
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Pulse generator
Assignee: Individual
•
Filing: 1955-02-03
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Granted: 1958-03-11
•
Expires: 1975-02-03
Abstract
No abstract record available.
Inventors
- 👤 Arnold E Resnik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:09
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/53; H03K3/55
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB313143A
Cited
US1876109A
Cited
GB383286A
Cited
US2054882A
Cited
US2140840A
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US2263986A
Cited
US2437892A
Cited
US2646542A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-10 | 1961-09-09 | 1962-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-10 | 1965-09-09 | 1966-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-10 | 1969-09-09 | 1970-03-11 | $7700.00 | Window Closed / Lapsed |