US3287215A
Expired / Lapsed
US
⏱️ 0.0 years remaining
6-nitro-2-substituted-benzothiadiazines
Assignee: Colgate Palmolive Co
•
Filing: 1961-06-15
•
Granted: 1966-11-22
•
Expires: 1981-06-15
Abstract
No abstract record available.
Inventors
- 👤 Jerry E Robertson
- 👤 Pierro Frank Di
- 👤 John H Biel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:09
CPC Classifications
C; C07; C07D; C07D285/00; C07D285/15; C07D285/16; C07D285/18; C07D285/20; C07D285/22; C07D285/24; C07D285/26; C07D285/28; C07D285/30
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
11 words
A MEMBER OF THE GROUP CONSISTING OF COMPOUNDS OF THE FORMULAS
Claim 2
Dependent Claim
11 words
A MEMBER OF THE GROUP CONSISTING OF COMPOUNDS OF THE FORMULAS
Claim 3
Dependent Claim
18 words
A PHARMACEUTICAL COMPOSITION IN UNIT DOSAGE FORM CONTAINING 5 TO 500 MGM. OF A COMPOUND OF CLAIM 1.
References Cited (Backward Citations)
US2910473A
Cited
US2910476A
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US2965655A
Cited
US3111517A
Cited
US3163643A
Cited
US2995586A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |