US1849291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for plasticating materials
Assignee: Farrel Birmingham Co Inc
•
Filing: 1929-04-23
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Granted: 1932-03-15
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Expires: 1949-04-23
Abstract
No abstract record available.
Inventors
- 👤 William A Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:04
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/36; B29C48/50; B29C48/68; B29C48/685; B29C48/686; B29C48/375; B29C48/38; B29C48/395; B29C48/505; B29C48/56; B29C48/03; B29C48/09
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) | 1935-03-15 | 1935-09-14 | 1936-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-03-15 | 1939-09-14 | 1940-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-03-15 | 1943-09-14 | 1944-03-15 | $7700.00 | Window Closed / Lapsed |