US3457590A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tandem blow molding apparatus
Assignee: Continental Can Co Inc
•
Filing: 1965-10-20
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Granted: 1969-07-29
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Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 William A Dittmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:54
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/42; B29C49/48; B29C49/50; B29C49/02; B29C49/04; B29C49/48185; Y; Y10; Y10S; Y10S425/00; Y10S425/012; Y10T; Y10T83/00; Y10T83/263
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE23564E
Cited
US2991500A
Cited
FR1172419A
Cited
US3183287A
Cited
US3303243A
Cited
US3294885A
Cited
US3300556A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-28 | 1973-01-27 | 1973-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-28 | 1977-01-27 | 1977-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-28 | 1981-01-27 | 1981-07-29 | $7700.00 | Window Closed / Lapsed |