US3066873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the compressed air injection of separating agents and/or lubricants into pressure casting molds
Assignee: Kluber Lubrication Gesmbh
•
Filing: 1961-02-16
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Granted: 1962-12-04
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Expires: 1981-02-16
Abstract
No abstract record available.
Inventors
- 👤 Flick Willy
- 👤 Umhofer Ernst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:38
CPC Classifications
F; F16; F16N; F16N7/00; F16N7/30; F16N7/32; F16N7/34; B; B05; B05B; B05B7/00; B05B7/02; B05B7/12; B05B7/1209; B05B7/24; B05B7/2489; B22; B22D; B22D17/00; B22D17/20; B22D17/2007; B29; B29C; B29C33/00; B29C33/56; B29C33/58
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US214778A
Cited
US1514952A
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US1981704A
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US2062097A
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US2668083A
Cited
US2969923A
Cited
US2975804A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-03 | 1966-06-04 | 1966-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-03 | 1970-06-04 | 1970-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-03 | 1974-06-04 | 1974-12-04 | $7700.00 | Window Closed / Lapsed |