US2923243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Projectile for liquid drug delivery to animals
Assignee: Palmer Chemical and Equipment Co Inc
•
Filing: 1958-03-24
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Granted: 1960-02-02
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Expires: 1978-03-24
Abstract
No abstract record available.
Inventors
- 👤 Jack A Crockford
- 👤 Frank A Hayes
- 👤 Seldon D Feurt
- 👤 James H Jenkins
- 👤 Harold C Palmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:04
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/36; F42B12/46; F42B12/54
Claims Analysis
Total Claims: 0
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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) | 1963-02-01 | 1963-08-03 | 1964-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-01 | 1967-08-03 | 1968-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-01 | 1971-08-03 | 1972-02-02 | $7700.00 | Window Closed / Lapsed |