US3168562A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Substituted benzylguanidines
Assignee: SmithKline Beecham Corp
•
Filing: 1960-12-20
•
Granted: 1965-02-02
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Expires: 1980-12-20
Abstract
No abstract record available.
Inventors
- 👤 Eric Walton
- 👤 Graham Keith Ruffell
- 👤 Eugene Grivsky
- 👤 Wood John Ruxton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:31
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/13; A61K31/155
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
A BENZYLGUANIDINE SELECTED FROM THE CLASS CONSISTING OF N-BENZYL-N'',N"-DIMETHYLGUANIDINE, N - 2,4 - DICHLOROBENZYLGUANIDINE, N,N''-DIMETHYL-N"-3-METHYLBENZYLGUANIDINE, N-2-CHLOROBENZYL-N'',N"-DIMETHYLGUANIDINE, N,N''DIMETHYL-N"-2-METHYLBENZYLGUANIDINE, N-3-CHLOROBENZYLN'',N" -DIMETHYLGUANIDINE, N-2-CHLOROBENZYL-N''-METHYLGUANIDINE AND N-ETHYL-N''-METHYL-N"-2-METHYLBENZYLGUANIDINE AND SALTS OF SAID BENZYLGUANIDINES WITH THERAPEUTICALLY ACCEPTABLE ACIDS.
Claim 2
Dependent Claim
31 words
A BENZYLGUANIDINE SELECTED FROM THE CLASS CONSISTING OF N-BENZYL-N'',N"-DIMETHYLGUANIDINE, N - 2,4 - DICHLOROBENZYLGUANIDINE, N,N''-DIMETHYL-N"-3-METHYLBENZYLGUANIDINE, N-2-CHLOROBENZYL-N'',N"-DIMETHYLGUANIDINE, N,N''DIMETHYL-N"-2-METHYLBENZYLGUANIDINE, N-3-CHLOROBENZYLN'',N" -DIMETHYLGUANIDINE, N-2-CHLOROBENZYL-N''-METHYLGUANIDINE AND N-ETHYL-N''-METHYL-N"-2-METHYLBENZYLGUANIDINE AND SALTS OF SAID BENZYLGUANIDINES WITH THERAPEUTICALLY ACCEPTABLE ACIDS.
References Cited (Backward Citations)
US605977A
Cited
US1766755A
Cited
US2299012A
Cited
US2425341A
Cited
US2890984A
Cited
US2928768A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-02 | 1968-08-03 | 1969-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-02 | 1972-08-03 | 1973-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-02 | 1976-08-03 | 1977-02-02 | $7700.00 | Window Closed / Lapsed |