Patent US3098321A successfully refreshed from Google Patents.
US3098321A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marker seed tabs
Assignee: Individual
•
Filing: 1961-05-02
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Granted: 1963-07-23
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Expires: 1981-05-02
Abstract
No abstract record available.
Inventors
- 👤 Michael H Estkowski
- 👤 Jerald V Duniap
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:12
CPC Classifications
A; A01; A01C; A01C1/00; A01C1/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A MARKER SEED TAB COMPRISING: A VERTICALLY ELONGATED RIGID FLAT TAB PROPORTIONED TO HAVE ONE END PORTION THEREOF DRIVEN INTO SOIL TO A PREDETERMINED LEVEL WITH THE OTHER END PORTION THEREOF PROJECTING ABOVE THE SOIL, SAID TAB BEING FORMED OF STIFF RELATIVELY THIN SELF-SUPPORTING MATERIAL, SAID ONE END PORTION HAVING AN INDENTATION FORMED IN ONE SURFACE THEREOF; A PREDETERMINED QUANTITY OF SEED POSITIONED IN SAID INDENTATION; AND A RELATIVELY THIN LAYER OF MOISTURE-ABSORBENT MATERIAL ADHERED TO AND COVERING AT LEAST A PART OF SAID ONE SURFACE OF SAID ONE END PORTION, SAID LAYER COVERING AT LEAST A PORTION OF SAID INDENTATION DEFINING A CAVITY THEREWITH AND COVERING SAID SEED, SAID SEED BEING SECURED TO A WALL OF SAID CAVITY, SAID CAVITY BEING PROPORTIONED TO PERMIT EMERGENCE OF SEEDLING THEREUPON.
Claim 2
Dependent Claim
129 words
A MARKER SEED TAB COMPRISING: A VERTICALLY ELONGATED RIGID FLAT TAB PROPORTIONED TO HAVE ONE END PORTION THEREOF DRIVEN INTO SOIL TO A PREDETERMINED LEVEL WITH THE OTHER END PORTION THEREOF PROJECTING ABOVE THE SOIL, SAID TAB BEING FORMED OF STIFF RELATIVELY THIN SELF-SUPPORTING MATERIAL, SAID ONE END PORTION HAVING AN INDENTATION FORMED IN ONE SURFACE THEREOF; A PREDETERMINED QUANTITY OF SEED POSITIONED IN SAID INDENTATION; AND A RELATIVELY THIN LAYER OF MOISTURE-ABSORBENT MATERIAL ADHERED TO AND COVERING AT LEAST A PART OF SAID ONE SURFACE OF SAID ONE END PORTION, SAID LAYER COVERING AT LEAST A PORTION OF SAID INDENTATION DEFINING A CAVITY THEREWITH AND COVERING SAID SEED, SAID SEED BEING SECURED TO A WALL OF SAID CAVITY, SAID CAVITY BEING PROPORTIONED TO PERMIT EMERGENCE OF SEEDLING THEREUPON.
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) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |