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US2953564A
Expired / Lapsed
US
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Phenyl derivatives of 5-nitrofuroguanamine
Assignee: Abbott Laboratories
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Filing: 1958-12-29
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Granted: 1960-09-20
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Expires: 1978-12-29
Abstract
No abstract record available.
Inventors
- 👤 William R Sherman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:28
CPC Classifications
C; C07; C07D; C07D405/00; C07D405/02; C07D405/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
7 words
A TRIAZINE COMPOUND REPRESENTED BY THE FORMULA:
Claim 2
Dependent Claim
7 words
A TRIAZINE COMPOUND REPRESENTED BY THE FORMULA:
References Cited (Backward Citations)
US2535968A
Cited
US2885400A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |