US2580075A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for making bowl covers
Assignee: CLARVAN Corp
•
Filing: 1949-01-03
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Granted: 1951-12-25
•
Expires: 1969-01-03
Abstract
No abstract record available.
Inventors
- 👤 James L Clark
- 👤 Mason E Horton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:11
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C65/22; B29C65/221; B29C65/224; B29C53/00; B29C53/36; B29C65/228; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/13; B29C66/135; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/433; B29C66/4332; B29C66/80; B29C66/81; B29C66/818; B29C66/8187; B29C66/81871; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1043; Y10T156/1044; Y10T156/1048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2423237A
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US2366130A
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US2478121A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-24 | 1955-06-25 | 1955-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-24 | 1959-06-25 | 1959-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-24 | 1963-06-25 | 1963-12-25 | $7700.00 | Window Closed / Lapsed |