US2519375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for molding tubing
Assignee: Union Carbide Corp
•
Filing: 1946-02-16
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Granted: 1950-08-22
•
Expires: 1966-02-16
Abstract
No abstract record available.
Inventors
- 👤 George W Jargstorff
- 👤 Charles A Joslin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:53
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/88; B29C48/90; B29C48/901; B29C48/903; B29C48/03; B29C48/09; B29C48/10; B29C48/885; B29C48/908; B29C48/911; B29C48/9115; B29C48/912; B29C48/9135
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-21 | 1954-02-20 | 1954-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-21 | 1958-02-20 | 1958-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-21 | 1962-02-20 | 1962-08-22 | $7700.00 | Window Closed / Lapsed |