US3148110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of disinfecting with formaldehyde-colloidal silica aquasols
Assignee: EIDP Inc
•
Filing: 1962-11-07
•
Granted: 1964-09-08
•
Expires: 1982-11-07
Abstract
No abstract record available.
Inventors
- 👤 Joe W Mcgahen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:23
CPC Classifications
A; A01; A01N; A01N35/00; A01N35/02; C; C01; C01B; C01B33/00; C01B33/113; C01B33/12; C01B33/14; C01B33/146; C01B33/148; C01B33/1485; C11; C11D; C11D1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
THE METHOD OF PROTECTING FROM BACTERIAL CONTAMINATION A COLLODIAL SILICA AQUASOL COMPRISING ADMIXING WITH SAID AQUASOL FORMALDEHYDE IN AN AMOUNT SFFICIENT TO INHIBIT GROWTH OF BACTERIA.
Claim 2
Independent Claim
26 words
THE METHOD OF PROTECTING FROM BACTERIAL CONTAMINATION A COLLODIAL SILICA AQUASOL COMPRISING ADMIXING WITH SAID AQUASOL FORMALDEHYDE IN AN AMOUNT SFFICIENT TO INHIBIT GROWTH OF BACTERIA.
References Cited (Backward Citations)
US2574902A
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US2577485A
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US2750345A
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US3028340A
Cited
US3046234A
Cited
US3016328A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |