US3871861A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of inhibiting algae utilizing trimethylbenzylaminoethylamine
Assignee: Stepan Co
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Filing: 1973-12-03
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Granted: 1975-03-18
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Expires: 1993-12-03
Abstract
Abstract Antimicrobial 1,2,4,5-tetrasubstituted benzenes having the structure: WHEREIN R and R'' may be methyl, or a halogen when R'''''' is -CH2-; or R and R'', taken together, may be methylene dioxy; R''''may be methyl or nitro; R'''''' may be absent or may be -CH2-or -CH ; and X is the residue of a substituted amino or a polyamino radical. D R A W I N G
Inventors
- 👤 John J Merianos
- 👤 Phillip Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:03
CPC Classifications
C; C07; C07D; C07D317/00; C07D317/08; C07D317/44; C07D317/46; C07D317/48; C07D317/62; C07C; C07C17/00; C07C17/093; C07C17/10; C07C17/12; C07C17/26; C07C17/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
A METHOD OF INHIBITING ALGAE WHICH COMPRISES APPLYING TO SAID ALGAE AN EFFECTIVE AMOUNT SUFFICIENT TO INHIBIT THE GROWTH OF SAID ALGAE OF TRIMETHYLBENZYLAMINOETHYLAMINE.
Claim 2
Independent Claim
24 words
A METHOD OF INHIBITING ALGAE WHICH COMPRISES APPLYING TO SAID ALGAE AN EFFECTIVE AMOUNT SUFFICIENT TO INHIBIT THE GROWTH OF SAID ALGAE OF TRIMETHYLBENZYLAMINOETHYLAMINE.
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) | 1978-03-17 | 1978-09-16 | 1979-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-03-17 | 1982-09-16 | 1983-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-03-17 | 1986-09-16 | 1987-03-18 | $7700.00 | Window Closed / Lapsed |