US2074901A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grease retaining device
Assignee: LOGAN CO Inc
•
Filing: 1935-01-31
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Granted: 1937-03-23
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Expires: 1955-01-31
Abstract
No abstract record available.
Inventors
- 👤 Henry R Gotthardt
- 👤 Edward C Logan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:12
CPC Classifications
B; B65; B65G; B65G39/00; B65G39/02; B65G39/09; B65G45/00; B65G45/02; B65G45/04; F; F16; F16C; F16C13/00; F16C13/02; F16C13/022; F16C33/00; F16C33/72; F16C33/76; F16C33/80; F16C19/00; F16C19/02; F16C19/04; F16C19/06; F16C2326/00; F16C2326/58; Y; Y10; Y10S; Y10S277/00; Y10S277/907
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) | 1940-03-22 | 1940-09-21 | 1941-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-03-22 | 1944-09-21 | 1945-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-03-22 | 1948-09-21 | 1949-03-23 | $7700.00 | Window Closed / Lapsed |