Patent US2204982A successfully refreshed from Google Patents.
US2204982A
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Electrolytic water decomposer
Assignee: Siemens and Halske AG
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Filing: 1936-09-18
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Granted: 1940-06-18
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Expires: 1956-09-18
Abstract
No abstract record available.
Inventors
- 👤 Dahling Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:24
CPC Classifications
C; C25; C25B; C25B11/00; C25B11/02; C25B1/00; C25B1/01; C25B1/02; C25B1/04; C25B9/00; C25B9/05; C25B9/17; C25B9/19; C25B9/70; C25B9/73; C25B9/75; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-06-18 | 1943-12-18 | 1944-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-06-18 | 1947-12-18 | 1948-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-06-18 | 1951-12-18 | 1952-06-18 | $7700.00 | Window Closed / Lapsed |