US2176945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous molding device
Assignee: Rubatex Products Inc
•
Filing: 1935-10-14
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Granted: 1939-10-24
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Expires: 1955-10-14
Abstract
No abstract record available.
Inventors
- 👤 Roberts Dudley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:16
CPC Classifications
B; B29; B29C; B29C35/00; B29C35/02; B29C35/0277; B29C44/00; B29C44/34; B29C44/36; B29C44/38; B29C44/42; B29C44/428; B29C33/00; B29C33/02; B29C33/34; B29C35/04; B29C35/041; B29C35/049; B29K; B29K2105/00; B29K2105/04
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) | 1942-10-23 | 1943-04-24 | 1943-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-10-23 | 1947-04-24 | 1947-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-10-23 | 1951-04-24 | 1951-10-24 | $7700.00 | Window Closed / Lapsed |