Patent US2470136A successfully refreshed from Google Patents.
US2470136A
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US
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Composition for treating metallic wear surfaces
Assignee: Individual
•
Filing: 1944-09-22
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Granted: 1949-05-17
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Expires: 1964-09-22
Abstract
No abstract record available.
Inventors
- 👤 Harry M Bramberry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:07
CPC Classifications
C; C10; C10M; C10M125/00; C10M125/24; C10M125/02; C10M125/14; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/129
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1936534A
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US2302510A
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US2111167A
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US2296070A
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US2144425A
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US2341293A
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US2191435A
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US2296844A
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US2385800A
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US2335958A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-16 | 1952-11-15 | 1953-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-16 | 1956-11-15 | 1957-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-16 | 1960-11-15 | 1961-05-17 | $7700.00 | Window Closed / Lapsed |