US2570835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deaerating and dispensing slurry
Assignee: OI Glass Inc
•
Filing: 1949-04-28
•
Granted: 1951-10-09
•
Expires: 1969-04-28
Abstract
No abstract record available.
Inventors
- 👤 Thomas F Mooney
- 👤 David H Innes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:11
CPC Classifications
B; B28; B28B; B28B13/00; B28B13/02; B28B13/0215; B28B13/0275; B28B17/00; B28B17/02; B28B17/026; B28C; B28C1/00; B28C1/02; B28C1/06; B28C1/08; B28C1/084
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1144583A
Cited
US1345380A
Cited
US2203388A
Cited
US2312544A
Cited
US2446501A
Cited
US2478777A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-08 | 1955-04-09 | 1955-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-08 | 1959-04-09 | 1959-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-08 | 1963-04-09 | 1963-10-09 | $7700.00 | Window Closed / Lapsed |