US2869428A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricant drain for machine tool lubricating system
Assignee: Giddings and Lewis LLC
•
Filing: 1956-09-04
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Granted: 1959-01-20
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Expires: 1976-09-04
Abstract
No abstract record available.
Inventors
- 👤 Ormsby Edwin Percy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:33
CPC Classifications
B; B23; B23Q; B23Q11/00; B23Q11/12; B23Q11/121; B23Q11/08; B23Q11/085; Y; Y10; Y10S; Y10S29/00; Y10S29/102; Y10T; Y10T408/00; Y10T408/44; Y10T408/91; Y10T409/00; Y10T409/30; Y10T409/303976
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2762269A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |