Patent US3362958A successfully refreshed from Google Patents.
US3362958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
4-[pyrazolyl-(1)]-naphthalimides
Assignee: Bayer AG
•
Filing: 1965-07-19
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Granted: 1968-01-09
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Expires: 1985-07-19
Abstract
No abstract record available.
Inventors
- 👤 Schellhammer Carl-Wolfgang
- 👤 Wagner Annemarie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:55
CPC Classifications
C; C07; C07D; C07D221/00; C07D221/02; C07D221/04; C07D221/06; C07D221/14; C07D231/00; C07D231/02; C07D231/10; C07D231/12; C07D233/00; C07D233/54; C07D233/56; C07D249/00; C07D249/02; C07D249/08; D; D06; D06L; D06L4/00; D06L4/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
5 words
A 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) | 1971-01-08 | 1971-07-10 | 1972-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-08 | 1975-07-10 | 1976-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-08 | 1979-07-10 | 1980-01-09 | $7700.00 | Window Closed / Lapsed |