US3382531A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for producing hollow plastic articles
Assignee: Individual
•
Filing: 1965-04-26
•
Granted: 1968-05-14
•
Expires: 1985-04-26
Abstract
No abstract record available.
Inventors
- 👤 Hagen Reinold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:30
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/42; B29C49/72; B29C37/00; B29C37/0003; B29C49/4205; B29C49/42069; B29C49/70; Y; Y10; Y10S; Y10S83/00; Y10S83/914
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) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |