US3180886A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of aromatic peroxy acids
Assignee: Individual
•
Filing: 1964-02-24
•
Granted: 1965-04-27
•
Expires: 1984-02-24
Abstract
No abstract record available.
Inventors
- 👤 Leonard S Silbert
- 👤 Swern Daniel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:34
CPC Classifications
C; C07; C07C; C07C409/00; C07C409/24; C07C409/30; C07C409/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
2 words
P-TERTIARY-BUTYLPEROXYBENZOIC ACID.
Claim 2
Dependent Claim
2 words
P-TERTIARY-BUTYLPEROXYBENZOIC ACID.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-26 | 1968-10-26 | 1969-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-26 | 1972-10-26 | 1973-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-26 | 1976-10-26 | 1977-04-27 | $7700.00 | Window Closed / Lapsed |