Patent US2955318A successfully refreshed from Google Patents.
US2955318A
Expired / Lapsed
US
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Method and apparatus for collapsing thermoplastic tubing
Assignee: Union Carbide Corp
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Filing: 1958-05-16
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Granted: 1960-10-11
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Expires: 1978-05-16
Abstract
No abstract record available.
Inventors
- 👤 Stephen O Cook
- 👤 Walter A Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:46
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/03; B29C2793/00; B29C2793/0063; B29C48/001; B29C48/0018; B29C48/0019; B29C48/0022; B29C48/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-11 | 1964-04-11 | 1964-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-11 | 1968-04-11 | 1968-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-11 | 1972-04-11 | 1972-10-11 | $7700.00 | Window Closed / Lapsed |