US2772151A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Correction of iron deficiencies in growing plants
Assignee: Tennessee Corp
•
Filing: 1956-02-20
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Granted: 1956-11-27
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Expires: 1976-02-20
Abstract
No abstract record available.
Inventors
- 👤 Alexander A Nikitin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:07
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
34 words
THE METHOD OF SUPPLYING NUTRITIONAL IRON TO PLANTS GROWING IN IRON-DEFICIENT SOIL WHICH COMPRISES SUPPLYING IRON TO THE PLANT IN THE FORM OF FERROUS OXALATE IN CONTACT WITH THE TISSUES OF THE GROWING PLANT.
Claim 2
Independent Claim
34 words
THE METHOD OF SUPPLYING NUTRITIONAL IRON TO PLANTS GROWING IN IRON-DEFICIENT SOIL WHICH COMPRISES SUPPLYING IRON TO THE PLANT IN THE FORM OF FERROUS OXALATE IN CONTACT WITH THE TISSUES OF THE GROWING PLANT.
References Cited (Backward Citations)
US1251742A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-27 | 1960-05-28 | 1960-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-27 | 1964-05-28 | 1964-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-27 | 1968-05-28 | 1968-11-27 | $7700.00 | Window Closed / Lapsed |