Patent US3073694A successfully refreshed from Google Patents.
US3073694A
Expired / Lapsed
US
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Fertilizer composition comprising urea and dithiocarbamates
Assignee: EIDP Inc
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Filing: 1960-03-08
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Granted: 1963-01-15
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Expires: 1980-03-08
Abstract
No abstract record available.
Inventors
- 👤 Archibald M Hyson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:07
CPC Classifications
C; C05; C05C; C05C9/00; C05C9/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
A UREA FERTILIZER COMPOSITION COMPISING UREA AND FROM 3-8000 PARTS PER MILLION BASED ON THE WEIGHT OF THE UREA, OF A COMPOUNDED HAVING THE FORMULA
Claim 2
Dependent Claim
25 words
A UREA FERTILIZER COMPOSITION COMPISING UREA AND FROM 3-8000 PARTS PER MILLION BASED ON THE WEIGHT OF THE UREA, OF A COMPOUNDED HAVING THE FORMULA
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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |