Patent US3352683A successfully refreshed from Google Patents.
US3352683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pyridines and poultry feedstuffs and additives thereof containing pyridines
Assignee: BASF Corp
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Filing: 1967-03-20
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Granted: 1967-11-14
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Expires: 1987-03-20
Abstract
No abstract record available.
Inventors
- 👤 Schmidt Paul
- 👤 Wilhelm Max
- 👤 Eichenberger Kurt
- 👤 Schumacher Eduard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:00
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/10; C07D295/104; C07D295/108; A; A23; A23K; A23K20/00; A23K20/10; A23K20/116; A23K20/137; C07D295/08; C07D295/12; C07D295/125; C07D295/13; C07D401/00; C07D401/02; C07D401/06; C09; C09B; C09B23/00; C09B23/10; C09B23/105; H; H04; H04N; H04N5/00; H04N5/64; Y; Y10; Y10S; Y10S426/00; Y10S426/807
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF 1-(5-NITROFURYL)-2-R-2-R''-ETHYLENE, WHEREIN R IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, LOWER ALKYL, PHENYL AND PHENYL SUBSTITUTED BY A MEMBER SELECTED FROM THE GROUP CONSISTING OF LOWER ALKYL, LOWER ALKOXY, HALOGENO, TRIFLUOROMETHYL, NITRO, OXY, LOWER ALKANOYLOXY, AMINO, MONO- AND DI-LOWER ALKYLAMINO AND LOWER ALKANOYLAMINO, AND R'' IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF PYRIDYL-2 AND QUINOLYL-2 AND SUCH SUBSTITUENTS SUBSTITUTED BY NOT MORE THAN TWO MEMBERS SELECTED FROM THE GROUP CONSISTING OF LOWER ALKYL, LOWER ALKOXY, HALOGENO, OXY, LOWER ALKANOYLOXY, NITRO, AMINO, MONO-AND DI-LOWER ALKYLAMINO, TRIFLUOROMETHYL, AND THERAPEUTICALLY USEFUL ACID ADDITION SALTS THEREOF.
Claim 2
Dependent Claim
105 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF 1-(5-NITROFURYL)-2-R-2-R''-ETHYLENE, WHEREIN R IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, LOWER ALKYL, PHENYL AND PHENYL SUBSTITUTED BY A MEMBER SELECTED FROM THE GROUP CONSISTING OF LOWER ALKYL, LOWER ALKOXY, HALOGENO, TRIFLUOROMETHYL, NITRO, OXY, LOWER ALKANOYLOXY, AMINO, MONO- AND DI-LOWER ALKYLAMINO AND LOWER ALKANOYLAMINO, AND R'' IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF PYRIDYL-2 AND QUINOLYL-2 AND SUCH SUBSTITUENTS SUBSTITUTED BY NOT MORE THAN TWO MEMBERS SELECTED FROM THE GROUP CONSISTING OF LOWER ALKYL, LOWER ALKOXY, HALOGENO, OXY, LOWER ALKANOYLOXY, NITRO, AMINO, MONO-AND DI-LOWER ALKYLAMINO, TRIFLUOROMETHYL, AND THERAPEUTICALLY USEFUL 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) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |