Patent US604146A successfully refreshed from Google Patents.
US3905798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plant growth regulators
Assignee: BASF SE
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Filing: 1973-02-01
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Granted: 1975-09-16
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Expires: 1993-02-01
Abstract
Abstract New and valuable agents containing nitrogenous salts for regulating plant growth.
Inventors
- 👤 Bernd Zeeh
- 👤 Johann Jung
- 👤 Costin Rentzea
- 👤 Karl-Heinz Koenig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:02
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/02
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
51 words
A PROCESS FOR STUNTING CROP PLANT GROWTH WHICH COMPRISES APPLYING TO THE HOST SOIL FOR SAID CROP PLANTS TO PLANT GROWTH STUNTING AMOUNT IN THE RANGE OF 0.5 TO 8 KG. PER HECTARE OF A MEMBER SELECTED FROM THE GROUP CONSISTING OF 1,1-DIMETHYL3,4-DEHYDROPIPERDINIUM BROMIDE, 4-CHLORO-1,1-DIMETHYLPIPERIDINIUM BROMIDE, 1,1-DIMETHYLHEXAHYDROPYRIDAZINIUM BROMINE, AND 1,1-DIMETHYLPIPERIDINIUM CHLORIDE.
Claim 2
Dependent Claim
51 words
A PROCESS FOR STUNTING CROP PLANT GROWTH WHICH COMPRISES APPLYING TO THE HOST SOIL FOR SAID CROP PLANTS TO PLANT GROWTH STUNTING AMOUNT IN THE RANGE OF 0.5 TO 8 KG. PER HECTARE OF A MEMBER SELECTED FROM THE GROUP CONSISTING OF 1,1-DIMETHYL3,4-DEHYDROPIPERDINIUM BROMIDE, 4-CHLORO-1,1-DIMETHYLPIPERIDINIUM BROMIDE, 1,1-DIMETHYLHEXAHYDROPYRIDAZINIUM BROMINE, AND 1,1-DIMETHYLPIPERIDINIUM CHLORIDE.
Claim 3
Dependent Claim
48 words
A process for stunting crop plant growth which comprises applying to the crop plants themselves a plant growth stunting amount in the range of 0.5 to 8 kg. per hectare of a member selected from the group consisting of 1,1-dimethyl-3,4-dehydropiperidinium bromide, 4-chloro-1,1-dimethylpiperidinium bromide, 1,1-dimethylhexahydropyridazinium bromide, and 1,1-dimethylpiperidinium chloride.
Claim 4
Dependent Claim
48 words
A process for stunting crop plant growth which comprises applying to the crop plants themselves a plant growth stunting amount in the range of 0.5 to 8 kg. per hectare of a member selected from the group consisting of 1,1-dimethyl-3,4-dehydropiperidinium bromide, 4-chloro-1,1-dimethylpiperidinium bromide, 1,1-dimethylhexahydropyridazinium bromide, and 1,1-dimethylpiperidinium chloride.
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) | 1978-09-15 | 1979-03-17 | 1979-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-09-15 | 1983-03-17 | 1983-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-09-15 | 1987-03-17 | 1987-09-16 | $7700.00 | Window Closed / Lapsed |