Patent US2534787A successfully refreshed from Google Patents.
US2534787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition for the treatment of plants and method of using same
Assignee: Schuylkill Chemical Co
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Filing: 1947-02-25
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Granted: 1950-12-19
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Expires: 1967-02-25
Abstract
No abstract record available.
Inventors
- 👤 Sebastian B Mecca
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:09
CPC Classifications
C; C05; C05D; C05D9/00; C05D9/02; Y; Y10; Y10S; Y10S71/00; Y10S71/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
A COMPOSITION FOR THE TREATMENT OF CHLOROSIS IN PLANTS, COMPRISING A MIXTURE OF TWO DISTINCT COMPOUNDS ONE OF WHICH IS A WATER-SOLUBLE METALLIC SALT OF THE PARENT STRUCTURE OF CHLOROPHYLL AND THE OTHER OF WHICH IS A WATER-SOLUBLE COMPOUND FURNISHING AN ELEMENT SELECTED FROM THE GROUP CONSISTING OF IRON, ZINC, AND MANGANESE.
Claim 2
Dependent Claim
52 words
A COMPOSITION FOR THE TREATMENT OF CHLOROSIS IN PLANTS, COMPRISING A MIXTURE OF TWO DISTINCT COMPOUNDS ONE OF WHICH IS A WATER-SOLUBLE METALLIC SALT OF THE PARENT STRUCTURE OF CHLOROPHYLL AND THE OTHER OF WHICH IS A WATER-SOLUBLE COMPOUND FURNISHING AN ELEMENT SELECTED FROM THE GROUP CONSISTING OF IRON, ZINC, AND MANGANESE.
References Cited (Backward Citations)
GB436791A
Cited
US2120667A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-18 | 1954-06-19 | 1954-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-18 | 1958-06-19 | 1958-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-18 | 1962-06-19 | 1962-12-19 | $7700.00 | Window Closed / Lapsed |