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Patent US3484837A successfully refreshed from Google Patents.
US3484837A
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US
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Process for removal of inorganic and organic matter from waste water systems
Assignee: Occidental Chemical Corp
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Filing: 1968-09-09
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Granted: 1969-12-16
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Expires: 1988-09-09
Abstract
No abstract record available.
Inventors
- 👤 James J Odom
- 👤 Thomas P Shumaker
- 👤 Paul R Bloomquist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:19
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/52; C02F1/54; C08; C08G; C08G12/00; C08G12/02; C08G12/04; C08G12/043; C08G12/26; C08G12/30; C08G12/32; Y; Y10; Y10S; Y10S210/00; Y10S210/902; Y10S210/906; Y10S210/908; Y10S210/909; Y10S210/91; Y10S210/911; Y10S210/912; Y10S210/913
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-15 | 1973-06-16 | 1973-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-15 | 1977-06-16 | 1977-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-15 | 1981-06-16 | 1981-12-16 | $7700.00 | Window Closed / Lapsed |