US2594842A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for producing plastic tubing
Assignee: Plax Corp
•
Filing: 1948-02-06
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Granted: 1952-04-29
•
Expires: 1968-02-06
Abstract
No abstract record available.
Inventors
- 👤 Bailey James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:15
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/0042; B29C49/02; B29C49/04; B29C49/04102
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1196648A
Cited
US1544255A
Cited
US2337927A
Cited
US2377908A
Cited
US2491589A
Cited
US2433937A
Cited
US2519375A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-29 | 1955-10-29 | 1956-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-29 | 1959-10-29 | 1960-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-29 | 1963-10-29 | 1964-04-29 | $7700.00 | Window Closed / Lapsed |