US3057433A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid line lubrication indicating method
Assignee: MILLGARD Corp A CORP OF MICH
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Filing: 1961-08-07
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Granted: 1962-10-09
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Expires: 1981-08-07
Abstract
No abstract record available.
Inventors
- 👤 Rusche Fredric
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:18
CPC Classifications
F; F16; F16N; F16N7/00; F16N7/30; F16N7/32; F16N7/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US700797A
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US1055139A
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US956101A
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US1185888A
Cited
GB213430A
Cited
US2304644A
Cited
US2500816A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |