Patent US3397266A successfully refreshed from Google Patents.
US3397266A
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Method and apparatus for the injection molding of elongate cylindrical articles
Assignee: Dow Chemical Co
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Filing: 1966-10-31
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Granted: 1968-08-13
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Expires: 1986-10-31
Abstract
No abstract record available.
Inventors
- 👤 Ralph E Ayres
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:03
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/26; B29C45/36; B65; B65D; B65D1/00; B65D1/12; B65D1/14; B65D1/16; B65D1/165; B65D1/22; B65D1/26; B29C45/0046; B29C2045/0051
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) | 1971-08-13 | 1972-02-12 | 1972-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-13 | 1976-02-12 | 1976-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-13 | 1980-02-12 | 1980-08-13 | $7700.00 | Window Closed / Lapsed |