US2412671A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molding apparatus
Assignee: AT&T Inc
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Filing: 1943-11-12
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Granted: 1946-12-17
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Expires: 1963-11-12
Abstract
No abstract record available.
Inventors
- 👤 Anton J Brunner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:51
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/70; B29C45/03; B29C45/04; B29C45/0408
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-12-16 | 1950-06-17 | 1950-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-12-16 | 1954-06-17 | 1954-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-12-16 | 1958-06-17 | 1958-12-17 | $7700.00 | Window Closed / Lapsed |