Patent US876179A successfully refreshed from Google Patents.
US876179A
Expired / Lapsed
US
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Stable solution of hydrogen peroxid and method of making same.
Assignee: Individual
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Filing: —
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Granted: 1908-01-07
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Expires: 1925-01-07
Abstract
No abstract record available.
Inventors
- 👤 Walter Heinrici
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:02
CPC Classifications
C; C01; C01B; C01B15/00; C01B15/01; C01B15/037
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) | 1911-01-06 | 1911-07-08 | 1912-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-01-06 | 1915-07-08 | 1916-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-01-06 | 1919-07-08 | 1920-01-07 | $7700.00 | Window Closed / Lapsed |