Patent US3818017A successfully refreshed from Google Patents.
US3818017A
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1-{8 1-(2-hydroxy-3-aryloxypropyl)-4-piperidyl{9 -2-benzimidazolinones and related compounds
Assignee: Janssen Pharmaceutica NV
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Filing: 1973-01-04
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Granted: 1974-06-18
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Expires: 1993-01-04
Abstract
Abstract Compounds of the class of 1-(1-(2-hydroxy-3-aryloxypropyl)-4piperidyl)- and 1-(1,2,3,6-tetrahydro-1-(2-hydroxy-3aryloxypropyl)-4-pyridyl)-2 -benzimidazolinones, useful as antihypertensive agents.
Inventors
- 👤 Janssen P Jan
- 👤 Ineke Wijngaarden Van
- 👤 W Soudijn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:46
CPC Classifications
C; C07; C07D; C07D401/00; C07D401/02; C07D401/04; C07D303/00; C07D303/02; C07D303/12; C07D303/18; C07D303/20; C07D303/24
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
15 words
A chemical compound selected from the group consisting of a benzimidazoline derivative having the formula:
Claim 2
Dependent Claim
15 words
A chemical compound selected from the group consisting of a benzimidazoline derivative having the formula:
Claim 3
Dependent Claim
17 words
A compound selected from the group consisting of 1-(1-(2-hydroxy-3-phenoxypropyl)-4-piperidyl)-2-benzimidazolinone and the therapeutically active acid addition salts thereof.
Claim 4
Dependent Claim
18 words
A compound selected from the group consisting of 1-(1-(3-(o-acetylphenoxy)-2-hydroxypropyl)-4-piperidyl) 2-benzimidazolinone -2-benzimidazolinone the therapeutically active acid addition salts thereof.
Claim 5
Dependent Claim
18 words
A compound selected from the group consisting of 1-(1-(2-hydroxy-3-(o-methoxyphenoxy)propyl)-4-piperidyl) -2-benzimidazolinone and the therapeutically active acid addition salts thereof.
Claim 6
Dependent Claim
18 words
A compound selected from the group consisting of 1-(1-(3-(o-allyloxyphenoxy)-2-hydroxypropyl)-4-piperidyl) -2-benzimidazolinone and the therapeutically active acid addition salts thereof.
Claim 7
Dependent Claim
18 words
A compound selected from the group consisting of 1-(1-(2-hydroxy-3-(o-(2-propynyloxy)phenoxy)propyl)-4-piperidyl)-2 -benzimidazolinone and the therapeutically active acid addition salts thereof.
Claim 8
Dependent Claim
18 words
A compound selected from the group consisting of 1-(1-(2-hydroxy-3-(o-phenoxyphenoxy)propyl)-4-piperidyl) -2-benzimidazolinone and the therapeutically active acid addition salts thereof.
Claim 9
Dependent Claim
18 words
A compound selected from the group consisting of 1-(1-(3-(4-allyl-2-methoxyphenoxy)-2-hydroxypropyl)-4-piperidyl)-2 -benzimidazolinone and the therapeutically active acid addition salts thereof.
Claim 10
Dependent Claim
18 words
A compound selected from the group consisting of 1-(1-(3-(o-ethoxyphenoxy)-2-hydroxypropyl)-4-piperidyl) -2-benzimidazolinone and the therapeutically active acid addition salts thereof.
Claim 11
Dependent Claim
18 words
A compound selected from the group consisting of 1-(1-(3-(p-chlorophenoxy)-2-hydroxypropyl)-4-piperidyl) -2-benzimidazolinone and the therapeutically active acid addition salts thereof.
Claim 12
Dependent Claim
18 words
A compound selected from the group consisting of 1-(1-(3-(o-chlorophenoxy)-2-hydroxypropyl)-4-piperidyl) -2-benzimidazolinone and the therapeutically active acid addition salts thereof.
Claim 13
Dependent Claim
18 words
A compound selected from the group consisting of 1-(1-(3-(o-butoxyphenoxy)-2-hydroxypropyl)-4-piperidyl) -2-benzimidazolinone and the therapeutically active acid addition salts thereof.
Claim 14
Dependent Claim
18 words
A compound selected from the group consisting of 1-(1-(3-(o-butyrylphenoxy)-2-hydroxypropyl)-4-piperidyl) -2-benzimidazolinone and the therapeutically active acid addition salts thereof.
Claim 15
Dependent Claim
18 words
A compound selected from the group consisting of 1-(1,2,3,6-tetrahydro-1-(2-hydroxy-3-phenoxypropyl)-4-pyridyl)-2 -benzimidazolinone and the therapeutically active acid addition salts thereof.
Claim 16
Dependent Claim
18 words
A compound selected from the group consisting of 1-(1-(3-(o-acetylphenoxy)-2-hydroxypropyl)-1,2,3,6-tetrahydro-4-pyridyl)-2 -benzimidazolinone and the therapeutically active acid addition salts thereof.
Claim 17
Dependent Claim
17 words
A compound selected from the group consisting of 1-(1,2,3,6-tetrahydro-1-(2-hydroxy-3-(o-methoxyphenoxy)-propyl)-4-pyridyl)-2-benzimidazolinone and the therapeutically active acid addition salts thereof.
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) | 1977-06-17 | 1977-12-17 | 1978-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-17 | 1981-12-17 | 1982-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-17 | 1985-12-17 | 1986-06-18 | $7700.00 | Window Closed / Lapsed |