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US3845058A Expired / Lapsed US ⏱️ 0.0 years remaining

N-(3,4-dihydro naphthyl)-n'phenyl piperazines

Assignee: Individual
•
Filing: 1972-01-17
•
Granted: 1974-10-29
•
Expires: 1992-01-17
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Abstract

Abstract 1. A DIHYDRONAPHTHALENE COMPOUND HAVING THE FORMULA (B)K<(-C(-R2)=C(-N<(-(CH2)N-N(-R3)-(CH2)2-))-(A)J-(R,R1- 1,2-PHENYLENE)-) WHEREIN R AND R1 ARE EACH INDIVIDUALLY SELECTED FROM THE GROUP CONSISTING OF HYDROGE, HALOGEN, (LOWER)ALKYL, (LOWER)ALKOXY, NITRO, 8LOWER)ALKYL THIO OR 8LOWER)ALKYL SULFONYL WITH THE PROVISO THAT ONE OF R AND R1 IS HYDROGEN; R2 IS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, PHENYL OR CARBOXYL; R3 IS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, 8LOWER)ALKYL, PHENYL, PHENYL SUBSTITUTED WITH A HALOGEN, TRIFLUOROMETHYL, (LOWER)ALKOXY OR (LOWER) ALKYL, PICOLYL, BENZYL, BENZYL SUBSTITUTED WITH A HALOGEN, (LOWER)ALKOXY OR (LOWER)ALKYL, (LOWER)ALKOXY CARBONYL, N-MONOALKYL ACETAMIDE, N,N-DIALKYL ACETAMIDE, N-PHENYL ACETAMIDE, N-MONOALKYL PROPIONAMIDE OR N,N-DIALKYLPROPIONAMIDE, N IS A WHOLE INTEGER OF 2 OR 3, A AND B ARE EACH INDEPENDENTLY SELECTED FROM THE RADICALS -CH2-CH2-OR -CH(CH3)-CH2-; J IS L AND K IS 0; AND THE (LOWER)ALKYL AND ALKYL PORTIONS OF THE GROUPS HAVE 1 TO 6 CARBON ATOMS; OR A PHARMACEUTICALLY ACCEPATBLE ACID ADDITION SALT THEREOF.

Inventors

  • 👤 G Perri
  • 👤 M Mastursi
  • 👤 S Lembo
  • 👤 R Viterbo

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 06:12
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/08; C07D295/096

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 6 words
A DIHYDRONAPHTHALENE COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim 6 words
A DIHYDRONAPHTHALENE COMPOUND HAVING THE FORMULA

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) 1977-10-28 1978-04-29 1978-10-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-10-28 1982-04-29 1982-10-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-10-28 1986-04-29 1986-10-29 $7700.00 Window Closed / Lapsed

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