US3234255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alpha-substituted benzaldoximes
Assignee: Shell USA Inc
•
Filing: 1961-11-16
•
Granted: 1966-02-08
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Expires: 1981-11-16
Abstract
No abstract record available.
Inventors
- 👤 Hackmann Johannes Thomas
- 👤 Harthoorn Paulus Adriaan
- 👤 Rosinger Herbert Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:09
CPC Classifications
C; C07; C07C; C07C275/00; C07C275/46; C07C275/48; C07C275/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
14 words
A COMPOUND OF THE GROUP CONSISTING OF (A) AN ALPHA-SUBSTITUTED BENZALDOXIME OF THE FORMULA,
Claim 2
Dependent Claim
14 words
A COMPOUND OF THE GROUP CONSISTING OF (A) AN ALPHA-SUBSTITUTED BENZALDOXIME OF THE FORMULA,
References Cited (Backward Citations)
US1996007A
Cited
US2201156A
Cited
US2435274A
Cited
US2486090A
Cited
US2668115A
Cited
US2965537A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |