US2511879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preserving and disinfecting
Assignee: —
•
Filing: —
•
Granted: 1950-06-20
•
Expires: 1967-06-20
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:17
CPC Classifications
A; A01; A01N; A01N39/00; A01N31/00; A01N31/08; A01N31/12; A01N37/00; A01N37/36; C; C07; C07C; C07C43/00; C07C43/02; C07C43/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
19 words
A SELF-STERILIZING VEGETABLE OIL SOLUTION CONTAINING AS AN ACTIVE GERMICIDAL CONSTITUENT THEREOF A QUATERNARY AMMONIUM COMPOUND OF THE FORMULA.
Claim 2
Dependent Claim
19 words
A SELF-STERILIZING VEGETABLE OIL SOLUTION CONTAINING AS AN ACTIVE GERMICIDAL CONSTITUENT THEREOF A QUATERNARY AMMONIUM COMPOUND OF THE FORMULA.
References Cited (Backward Citations)
US2380877A
Cited
US2087132A
Cited
US2086585A
Cited
US2137465A
Cited
US2295504A
Cited
US2176896A
Cited
US2229024A
Cited
US2295505A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-19 | 1953-12-19 | 1954-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-19 | 1957-12-19 | 1958-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-19 | 1961-12-19 | 1962-06-20 | $7700.00 | Window Closed / Lapsed |