Patent US3398428A successfully refreshed from Google Patents.
US3398428A
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Blow molding apparatus
Assignee: Monsanto Co
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Filing: 1967-04-06
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Granted: 1968-08-27
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Expires: 1987-04-06
Abstract
No abstract record available.
Inventors
- 👤 Edwin E Fuerst
- 👤 Robert B Mason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:15
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/03; B29C48/09; B29C49/00; B29C49/071; B29C48/12; B29C48/25; B29C48/30; B29C48/32; B29C48/34; B29C2949/00; B29C2949/07; B29C2949/074; B29C2949/076; B29C2949/0761; B29C2949/0764; B29C2949/081; B29C2949/0811; B29C48/10
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) | 1971-08-27 | 1972-02-26 | 1972-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-27 | 1976-02-26 | 1976-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-27 | 1980-02-26 | 1980-08-27 | $7700.00 | Window Closed / Lapsed |