Patent US3158462A successfully refreshed from Google Patents.
US3158462A
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US
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Fungistatic non-caking, substantially dust free, water leachable fertilizer
Assignee: GEORGE W HELME Co
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Filing: 1963-06-24
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Granted: 1964-11-24
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Expires: 1983-06-24
Abstract
No abstract record available.
Inventors
- 👤 Wilson Wilbert Moody
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:07
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/30; C; C05; C05G; C05G5/00; C05G5/30; C05G5/37
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A FUNGISTATIC, NON-CAKING, SUBSTANTIALLY DUST FREE, WATER LEACHABLE FERTILIZER COMPOSITION CONSISTING ESSENTIALLY OF FERTILIZER GRANULES COATED WITH A POLYMERIZABLE STYRENE RESIN HAVING A BOILING POINT OF BETWEEN 187* AND 300* F. AND CONTAINING FROM ABOUT TWO TO ABOUT TWENTY PERCENT STYRENE, AND FROM ABOUT TWENTY TO ABOUT FIFTY-FIVE PERCENT POLYSTYRENE AND FROM ABOUT SIX TO ABOUT THIRTY PERCENT SULFUR.
Claim 2
Dependent Claim
59 words
A FUNGISTATIC, NON-CAKING, SUBSTANTIALLY DUST FREE, WATER LEACHABLE FERTILIZER COMPOSITION CONSISTING ESSENTIALLY OF FERTILIZER GRANULES COATED WITH A POLYMERIZABLE STYRENE RESIN HAVING A BOILING POINT OF BETWEEN 187* AND 300* F. AND CONTAINING FROM ABOUT TWO TO ABOUT TWENTY PERCENT STYRENE, AND FROM ABOUT TWENTY TO ABOUT FIFTY-FIVE PERCENT POLYSTYRENE AND FROM ABOUT SIX TO ABOUT THIRTY PERCENT SULFUR.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-24 | 1968-05-25 | 1968-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-24 | 1972-05-25 | 1972-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-24 | 1976-05-25 | 1976-11-24 | $7700.00 | Window Closed / Lapsed |