Patent US3068511A successfully refreshed from Google Patents.
US3068511A
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US
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Method and apparatus for blow molding plastic material
Assignee: PLAS TAINER Inc
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Filing: 1961-02-02
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Granted: 1962-12-18
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Expires: 1981-02-02
Abstract
No abstract record available.
Inventors
- 👤 Ahlbeck Richard Allen
- 👤 Jack W Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:32
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/42; B29C49/42388; B29C49/02; B29C49/04; B29C49/56; B29C49/5601; B29C49/5602; B29C49/561
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) | 1965-12-17 | 1966-06-18 | 1966-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-17 | 1970-06-18 | 1970-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-17 | 1974-06-18 | 1974-12-18 | $7700.00 | Window Closed / Lapsed |