US2219294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aluminum container for hydrogen peroxide
Assignee: BUFFALO ELECTRO CHEM CO
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Filing: 1940-02-23
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Granted: 1940-10-29
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Expires: 1960-02-23
Abstract
No abstract record available.
Inventors
- 👤 Max E Bretschger
- 👤 Hans O Kauffmann
- 👤 Frederick A Gilbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:44
CPC Classifications
C; C01; C01B; C01B15/00; C01B15/01; B; B65; B65D; B65D25/00; B65D25/14; B65D7/00; C23; C23C; C23C22/00; C23C22/05; C23C22/06; C23C22/48; C23C22/56
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) | 1943-10-29 | 1944-04-29 | 1944-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-10-29 | 1948-04-29 | 1948-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-10-29 | 1952-04-29 | 1952-10-29 | $7700.00 | Window Closed / Lapsed |