US3375554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Injection mould for plastic injection moulding machines for the production of axially symmetrical hollow bodies
Assignee: Individual
•
Filing: 1965-05-05
•
Granted: 1968-04-02
•
Expires: 1985-05-05
Abstract
No abstract record available.
Inventors
- 👤 Blumer Armin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:20
CPC Classifications
B; B22; B22D; B22D35/00; B22D35/04; B29; B29C; B29C45/00; B29C45/17; B29C45/26; B29C45/36; B29C45/0046; B29C2045/0051
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2578719A
Cited
US2981976A
Cited
US2890488A
Cited
US3093865A
Cited
US3169688A
Cited
US3194468A
Cited
US3169689A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |