US2227881A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for testing eggs
Assignee: JOSEPH B CARTMELL
•
Filing: 1938-04-01
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Granted: 1941-01-07
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Expires: 1958-04-01
Abstract
No abstract record available.
Inventors
- 👤 William D Dooley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:06
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/02; G01N33/08; G01N33/085; F; F21; F21V; F21V9/00; F21V9/40; F21W; F21W2131/00; F21W2131/40; F21W2131/406
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-01-07 | 1944-07-08 | 1945-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-01-07 | 1948-07-08 | 1949-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-01-07 | 1952-07-08 | 1953-01-07 | $7700.00 | Window Closed / Lapsed |