US2665739A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for manufacturing hollow bodies from thermoplastic shell members
Assignee: COSOM IND Inc
•
Filing: 1951-02-26
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Granted: 1954-01-12
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Expires: 1971-02-26
Abstract
No abstract record available.
Inventors
- 👤 Clinton V Carlson
- 👤 Wayne E Schober
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:45
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/50; B29C66/51; B29C66/54; B29C65/00; B29C65/02; B29C65/18; B29C65/20; B29C65/78; B29C65/7858; B29C65/7879; B29C65/7882; B29C65/7885; B29C66/70; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/80; B29C66/82; B29C66/822; B29C66/8221; B29C66/8226; B29C66/8227; B29C66/83; B29C66/834; B29C66/8351; B29C66/83541; B29C66/83543; B29L; B29L2031/00; B29L2031/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2319683A
Cited
US2448173A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-11 | 1957-07-13 | 1958-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-11 | 1961-07-13 | 1962-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-11 | 1965-07-13 | 1966-01-12 | $7700.00 | Window Closed / Lapsed |