Patent US2688382A successfully refreshed from Google Patents.
US2688382A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubrication insurance system for presses
Assignee: Danly Machine Specialties Inc
•
Filing: 1949-09-29
•
Granted: 1954-09-07
•
Expires: 1969-09-29
Abstract
No abstract record available.
Inventors
- 👤 Georgeff Vasil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:29
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/0088; B21; B21D; B21D37/00; B21D37/18; F; F16; F16N; F16N29/00; F16N29/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1975748A
Cited
US1289903A
Cited
US1687627A
Cited
US1808914A
Cited
US2178642A
Cited
US2502318A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-06 | 1958-03-08 | 1958-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-06 | 1962-03-08 | 1962-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-06 | 1966-03-08 | 1966-09-07 | $7700.00 | Window Closed / Lapsed |