US3002433A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spiral wound paper tube having seamless outer surface
Assignee: Sonoco Products Co
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Filing: 1958-01-10
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Granted: 1961-10-03
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Expires: 1978-01-10
Abstract
No abstract record available.
Inventors
- 👤 Charles K Dunlap
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:44
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/40; B29C66/49; B29C65/00; B29C65/02; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/116; B29C66/41; B29C66/43; B29C66/432; B29C66/4322; B29C66/4329; B31; B31C; B31C3/00; B29C66/02; B29C66/022; B29C66/0224; B29C66/02245; B29C66/496; B29K; B29K2711/00; B29K2711/12; B29K2711/123
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) | 1964-10-02 | 1965-04-03 | 1965-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-02 | 1969-04-03 | 1969-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-02 | 1973-04-03 | 1973-10-03 | $7700.00 | Window Closed / Lapsed |