Patent US2832206A successfully refreshed from Google Patents.
US2832206A
Expired / Lapsed
US
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Device for operating vacuum flash bulbs
Assignee: Max Baermann GmbH
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Filing: 1956-01-06
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Granted: 1958-04-29
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Expires: 1976-01-06
Abstract
No abstract record available.
Inventors
- 👤 Baermann Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:58
CPC Classifications
G; G03; G03B; G03B15/00; G03B15/02; G03B15/03; G03B15/04; G03B15/041
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2272102A
Cited
US2409967A
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US2477895A
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US2617851A
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US2638764A
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US2730885A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-28 | 1961-10-28 | 1962-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-28 | 1965-10-28 | 1966-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-28 | 1969-10-28 | 1970-04-29 | $7700.00 | Window Closed / Lapsed |