US3060012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fertilizer cartridge insert
Assignee: Individual
•
Filing: 1960-08-23
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Granted: 1962-10-23
•
Expires: 1980-08-23
Abstract
No abstract record available.
Inventors
- 👤 Pavek Jerry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:22
CPC Classifications
A; A01; A01C; A01C21/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
IN A FERTILIZER CARTRIDGE INSERT, AN OUTER CASING INCLUDING A CONE-SHAPED LOWER POINTED PORTION AND AN UPPER CYLINDRICAL PORTION, FERTILIZER IN SAID LOWER POINTED PORTION, A PLURALITY OF SEPARATE CONCENTRIC FERTILIZER UNITS IN SAID CYLINDRICAL PORTION, AND CYLINDRICAL SPACER MEMBERS INTERPOSED BETWEEN SAID CONCENTRIC UNITS, SAID SPACER MEMBERS BEING POSITIONED ABOVE SAID CONE-SHAPED LOWER POINTED PORTION, THE UPPER CYLINDRICAL PORTION OF SAID CASING HAVING A PLURALITY OF APERTURES THEREIN.
Claim 2
Dependent Claim
69 words
IN A FERTILIZER CARTRIDGE INSERT, AN OUTER CASING INCLUDING A CONE-SHAPED LOWER POINTED PORTION AND AN UPPER CYLINDRICAL PORTION, FERTILIZER IN SAID LOWER POINTED PORTION, A PLURALITY OF SEPARATE CONCENTRIC FERTILIZER UNITS IN SAID CYLINDRICAL PORTION, AND CYLINDRICAL SPACER MEMBERS INTERPOSED BETWEEN SAID CONCENTRIC UNITS, SAID SPACER MEMBERS BEING POSITIONED ABOVE SAID CONE-SHAPED LOWER POINTED PORTION, THE UPPER CYLINDRICAL PORTION OF SAID CASING HAVING A PLURALITY OF APERTURES THEREIN.
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) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |