Patent US2892334A successfully refreshed from Google Patents.
US2210000A
Expired / Lapsed
US
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Continuous process of manufacturing rubber tubing
Assignee: Rubatex Products Inc
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Filing: 1935-10-25
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Granted: 1940-08-06
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Expires: 1955-10-25
Abstract
No abstract record available.
Inventors
- 👤 Frederick W Peel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:03
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/02; B29C33/04; B29C33/048; B29C35/00; B29C35/02; B29C35/0277; B29C48/00; B29C48/03; B29C48/09; B29K; B29K2021/00; B29K2105/00; B29K2105/24; B29K2105/243
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) | 1943-08-06 | 1944-02-05 | 1944-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-08-06 | 1948-02-05 | 1948-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-08-06 | 1952-02-05 | 1952-08-06 | $7700.00 | Window Closed / Lapsed |