US2801216A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of water with dialdehyde bactericides
Assignee: Union Carbide Corp
•
Filing: 1956-04-05
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Granted: 1957-07-30
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Expires: 1976-04-05
Abstract
No abstract record available.
Inventors
- 👤 Donald M Yoder
- 👤 Dewayne C Torgeson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:28
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/50; Y; Y10; Y10S; Y10S507/00; Y10S507/92
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
29 words
THE METHOD OF CONTROLLING SULFATE-REDUCING BACTERIA IN WATER, WHICH COMPRISES INTRODUCING INTO SAID WATER AN EFFECTIVE AMOUNT OF A SATURATED DIALDEHYDE CONTAINING FROM 2 TO 6 CARBON ATOMS, INCLUSIVE.
Claim 2
Independent Claim
29 words
THE METHOD OF CONTROLLING SULFATE-REDUCING BACTERIA IN WATER, WHICH COMPRISES INTRODUCING INTO SAID WATER AN EFFECTIVE AMOUNT OF A SATURATED DIALDEHYDE CONTAINING FROM 2 TO 6 CARBON ATOMS, INCLUSIVE.
References Cited (Backward Citations)
US2363924A
Cited
US2333182A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-29 | 1961-01-28 | 1961-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-29 | 1965-01-28 | 1965-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-29 | 1969-01-28 | 1969-07-30 | $7700.00 | Window Closed / Lapsed |