US2822312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microbicidal composition material impregnated therewith and method of impregnation
Assignee: Saul and Co
•
Filing: 1953-05-04
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Granted: 1958-02-04
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Expires: 1973-05-04
Abstract
No abstract record available.
Inventors
- 👤 Bretscher Ernst
- 👤 Hemmi Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:00
CPC Classifications
D; D06; D06M; D06M16/00; C; C08; C08L; C08L97/00; C08L97/02; D21; D21H; D21H17/00; D21H17/03; D21H17/05; D21H17/07; D21H21/00; D21H21/14; D21H21/36; A; A01; A01N; A01N2300/00; Y; Y10; Y10S; Y10S428/00; Y10S428/907; Y10T; Y10T442/00; Y10T442/20; Y10T442/2525
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
20 words
A MICROBICIDAL COMPOSITION FOR APPLICATION TO CELLULOSE MATERIAL COMPRISING A MIXTURE OF A MICROBICIDAL ORGANIC MERCURY COMPOUND OF THE FORMULA
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) | 1961-02-03 | 1961-08-05 | 1962-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-03 | 1965-08-05 | 1966-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-03 | 1969-08-05 | 1970-02-04 | $7700.00 | Window Closed / Lapsed |