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US3869443A Expired / Lapsed US ⏱️ 0.0 years remaining

N,N{40 -Heptamethylenebis(4-trifluoromethoxybenzamide)-{62 -cyclodextrin inclusion complex

Assignee: STWB Inc
•
Filing: 1973-05-29
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Granted: 1975-03-04
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Expires: 1993-05-29
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Abstract

Abstract 4-(Q-O)-4''-R1-N,N''-alkylenebis(benzamides), N,N''alkylenebis(3,4-methylenedioxybenzamides) or N,N''-alkylenebis(4(lower-alkoxy)benzamides), having endocrinological properties, where Q is lower-alkyl, lower-alkoxyalkyl, lower-alkenyl, halolower-alkyl, halo-lower-alkenyl, lower-cycloalkyl, phenyl and BN(lower alkyl) where BN is di-(lower-alkyl)amino or a saturated Nheteromonocyclic radical having from five to seven ring atoms and alkylene has at least five carbon atoms between its two connecting linkages and R1 is Q-O-, hydrogen, lower-alkoxy, lower-alkyl, halo, benzyloxy, hydroxy, di-(lower-alkyl)amino, nitro, amino or trihalomethyl are prepared preferably by reacting the appropriate diamine or N-(aminoalkyl)-benzamide with two or one molar equivalents, respectively, of the appropriate benzoyl halide. The instant application relates particularly to N,N''heptamethylenebis(4-trifluoromethoxybenzamide)- Beta cyclodextrin inclusion complex, having antifertility activity.

Inventors

  • 👤 George Y Lesher

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 17:14
CPC Classifications
C; C07; C07D; C07D209/00; C07D209/02; C07D209/44; C07D209/48; C07C; C07C255/00; C07D295/00; C07D295/04; C07D295/08; C07D295/084; C07D295/088

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 3 words
N,N''-HEPTAMETHYLENEBIS(4TRIFUOROMETHOXYBENZAMIDE)-B-CYCLODEXTRIN INCLUSION COMPLEX.
Claim 2
Dependent Claim 3 words
N,N''-HEPTAMETHYLENEBIS(4TRIFUOROMETHOXYBENZAMIDE)-B-CYCLODEXTRIN INCLUSION COMPLEX.

References Cited (Backward Citations)

US1899856A Cited
US3143566A Cited
US3553191A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1978-03-03 1978-09-02 1979-03-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1982-03-03 1982-09-02 1983-03-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1986-03-03 1986-09-02 1987-03-04 $7700.00 Window Closed / Lapsed

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