US2744798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating device
Assignee: Individual
•
Filing: 1952-11-25
•
Granted: 1956-05-08
•
Expires: 1972-11-25
Abstract
No abstract record available.
Inventors
- 👤 Verl E Mccoy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:49
CPC Classifications
B; B61; B61F; B61F17/00; B61F17/02; B61F17/14; B61F17/22; F; F16; F16C; F16C21/00; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/10; F16C33/1025; F16C33/103; F16C33/1045; F16C19/00; F16C19/50; F16C19/502; F16C2326/00; F16C2326/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US522838A
Cited
DE488310C
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US690483A
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US713183A
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US864778A
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US1185114A
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DE335953C
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US2280659A
Cited
US2451359A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-08 | 1959-11-07 | 1960-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-08 | 1963-11-07 | 1964-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-08 | 1967-11-07 | 1968-05-08 | $7700.00 | Window Closed / Lapsed |