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US2106513A
Expired / Lapsed
US
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Process for effecting bactericidal action by the aid of chlorine
Assignee: Individual
•
Filing: 1935-02-14
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Granted: 1938-01-25
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Expires: 1955-02-14
Abstract
No abstract record available.
Inventors
- 👤 William M Allison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:18
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/72; C02F1/76; C02F1/50
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) | 1941-01-24 | 1941-07-26 | 1942-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-01-24 | 1945-07-26 | 1946-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-01-24 | 1949-07-26 | 1950-01-25 | $7700.00 | Window Closed / Lapsed |