US3020595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hollow plastic article molding machine
Assignee: Continental Can Co Inc
•
Filing: 1958-08-29
•
Granted: 1962-02-13
•
Expires: 1978-08-29
Abstract
No abstract record available.
Inventors
- 👤 John L Szajna
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:49
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/42; B29C49/48; B29C49/4823
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US993970A
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US1290105A
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US2128239A
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US2206276A
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US2515093A
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US2579399A
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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) | 1965-02-12 | 1965-08-14 | 1966-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-12 | 1969-08-14 | 1970-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-12 | 1973-08-14 | 1974-02-13 | $7700.00 | Window Closed / Lapsed |