US3679622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nitroalkyl piperazines as antibacterial agents in aqueous paint solutions
Assignee: Merck and Co Inc
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Filing: 1971-04-23
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Granted: 1972-07-25
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Expires: 1991-04-23
Abstract
Abstract ANTIMICROBIAL COMPOSITIONS CONTAINING PIPERAZINE NITROALKANES USEFUL AS SOIL STERILANTS AND ALGICIDES, ETC., FOR AGRICULTURAL AND INDUSTRIAL APPLICATION.
Inventors
- 👤 Nathaniel Grier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:39
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/14
Claims Analysis
Total Claims: 0
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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) | 1975-07-25 | 1976-01-24 | 1976-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-25 | 1980-01-24 | 1980-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-25 | 1984-01-24 | 1984-07-25 | $7700.00 | Window Closed / Lapsed |