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US3712924A Expired / Lapsed US ⏱️ 0.0 years remaining

Halo-substituted 2-amino-benzylamineamides and salts thereof

Assignee: C.H. Boehringer Sohn AG and Co KG
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Filing: 1970-11-12
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Granted: 1973-01-23
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Expires: 1990-11-12
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Abstract

Abstract WHEREIN HAL IS CHLORINE OR BROMINE, R1 IS HYDROGEN, CHLORINE OR BROMINE, R2 IS ALKYL OF 1 TO 4 CARBON ATOMS, ALLYL, PHENYL, CHLOROPHENYL, METHYOXYPHENYL, CARBOXYPHENYL, CARBOMETHOXY-PHENYL, TOLYL, BENZYL, METHOXY-PROPYL, CYCLOHEXYL, PHENETHYL, OR DIAMETHYLAMINO-PROPYL, R3 AND R4 ARE EACH HYDROGEN, ACETYL OR BENZOYL, R5 IS HYDROGEN, ALKYL OF 1 TO 3 CARBON ATOMS, HYDROXYHEXYL, R6 IS HYDROGEN, ALKYL OF 1 TO 3 CARBON ATOMS, HYDROXYETHYL, METHOXYPROPYL, ALLYL, DIETHYLAMINO-ETHYL, DIETHYLAMINO-PROPYL, PHENYL, FLUOROPHENYL, BENZYL OR CYCLOHEXYL, AND N IS 1, 2 OR 3, AND NON-TOXIC, PHARMACOLOGICALLY ACCEPTABLE ACID ADDITION SALTS THEREOF; THE COMPOUNDS AS WELL AS THEIR SALTS ARE USEFUL AS ANTITUSSIVES AND REPIRATION-STIMULANTS. BENZENE 1-(R6-N(-R5)-CO-(CH2)N-N(-R2)-CH2-),2-(R3-N(-R4)-),HAL,R4- COMPOUND OF THE FORMULA

Inventors

  • 👤 G Kruger
  • 👤 J Nickl
  • 👤 H Machleidt
  • 👤 O Zipp
  • 👤 J Keck
  • 👤 S Puschmann
  • 👤 G Ohnacker
  • 👤 R Engelhorn

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 02:47
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/60; C07D213/72; C07D213/75; C07D295/00; C07D295/04; C07D295/12; C07D295/135; C07D295/16; C07D295/18; C07D295/182; C07D295/185

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1976-01-23 1976-07-24 1977-01-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-01-23 1980-07-24 1981-01-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-01-23 1984-07-24 1985-01-23 $7700.00 Window Closed / Lapsed

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