US2833813A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation and use of peracetic acid
Assignee: EIDP Inc
•
Filing: 1952-12-18
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Granted: 1958-05-06
•
Expires: 1972-12-18
Abstract
No abstract record available.
Inventors
- 👤 John G Wallace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:04
CPC Classifications
C; C01; C01B; C01B15/00; C01B15/01; C01B15/022; C01B15/023; C07; C07C; C07C407/00; C07C407/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
THE METHOD OF DISSOCIATING ACETALDEHYDE HEMIPERACETATE TO PERACETIC ACID COMPRISING SUBJECTING SAID HEMIPERACETATE TO THE ACTION OF A STRONG ACID HAVING A DISSOCIATION CONSTANT OF AT LEAST 1.0X10**4.
Claim 2
Independent Claim
28 words
THE METHOD OF DISSOCIATING ACETALDEHYDE HEMIPERACETATE TO PERACETIC ACID COMPRISING SUBJECTING SAID HEMIPERACETATE TO THE ACTION OF A STRONG ACID HAVING A DISSOCIATION CONSTANT OF AT LEAST 1.0X10**4.
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) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |