US2466934A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extruding machine for plastic material
Assignee: Individual
•
Filing: 1946-01-05
•
Granted: 1949-04-12
•
Expires: 1966-01-05
Abstract
No abstract record available.
Inventors
- 👤 Charles E Dellenbarger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:27
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/252; B29B; B29B7/00; B29B7/30; B29B7/34; B29B7/38; B29B7/46; B29B7/48; B29B7/484; B29B7/488; B29B7/489; B29C48/36; B29C48/395; B29C48/40; B29C48/402; B29C48/50; B29C48/505; B29C48/52; B29C48/525; B29C48/03; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19107
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US72393A
Cited
US869307A
Cited
US1283947A
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GB180638A
Cited
US1744591A
Cited
US1690784A
Cited
US2057467A
Cited
US2048286A
Cited
US2360984A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-11 | 1952-10-11 | 1953-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-11 | 1956-10-11 | 1957-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-11 | 1960-10-11 | 1961-04-12 | $7700.00 | Window Closed / Lapsed |