US2477341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heater for extrusion dies
Assignee: Individual
•
Filing: 1947-09-19
•
Granted: 1949-07-26
•
Expires: 1967-09-19
Abstract
No abstract record available.
Inventors
- 👤 Gaspard V Malmendier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:00
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/78; B29C48/86; B29C48/865; B29C48/03; B29C48/06; B29C48/07; B29C48/08; B29C48/09; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44966; Y10T24/44974
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE347478C
Cited
DE351595C
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US1236440A
Cited
DE392014C
Cited
US1692164A
Cited
US1805040A
Cited
US2308636A
Cited
US2423488A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-25 | 1953-01-24 | 1953-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-25 | 1957-01-24 | 1957-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-25 | 1961-01-24 | 1961-07-26 | $7700.00 | Window Closed / Lapsed |