US3436632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Undulator for transforming a direct current into a unidirectional pulsed current and applications thereof
Assignee: Individual
•
Filing: 1965-06-18
•
Granted: 1969-04-01
•
Expires: 1985-06-18
Abstract
No abstract record available.
Inventors
- 👤 Bernard Tisserant
- 👤 Julien Wuyts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:40
CPC Classifications
H; H02; H02P; H02P7/00; H02P7/06; H02P7/18; H02P7/24; H02P7/28; H02P7/285; H02P7/29; H02M; H02M3/00; H02M3/02; H02M3/04; H02M3/10; H02M3/125; H02M3/135; H02M3/137
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3277949A
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US1591250A
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US3008074A
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US3222582A
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US3242352A
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US3259829A
Cited
US3175166A
Cited
US3230435A
Cited
US3300656A
Cited
US3319144A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |