US2940123A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shut-off nozzle for injection molding of thermoplastic materials
Assignee: BASF SE
•
Filing: 1958-07-14
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Granted: 1960-06-14
•
Expires: 1978-07-14
Abstract
No abstract record available.
Inventors
- 👤 Beck Hans
- 👤 Wahlandt Josef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:13
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/1703; B29C45/1734; B29C45/1735; B29C45/20; B29C45/23; B29C45/231; Y; Y10; Y10S; Y10S264/00; Y10S264/78
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR912194A
Cited
US2668985A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |