Patent US3290724A successfully refreshed from Google Patents.
US3290724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mold ejector
Assignee: Plexowood Inc
•
Filing: 1964-05-20
•
Granted: 1966-12-13
•
Expires: 1984-05-20
Abstract
No abstract record available.
Inventors
- 👤 Svend B Rondum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:05
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/44; B29C33/442
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
IN COMBINATION WITH A MOLD INCLUDING A FEMALE MOLD HAVING A HORIZONTAL BOTTOM, EJECTING MECHANISM FOR MOLDED ARTICLES COMPRISING: AN OPENING IN SAID BOTTOM, AN EJECTING PIN IN SAID OPENING, A CURVED TUBE SECURED TO SAID BOTTOM AT SAID OPENING AND COMMUNICATING THEREWITH, A FLEXIBLE THRUST ROD IN SAID TUBE WITH ONE END SECURED TO SAID PIN, A PRIME MOVER, AND A MECHANICAL CONNECTION BETWEEN SAID PRIME MOVER AND THE OTHER END OF SAID THRUST ROD.
Claim 2
Dependent Claim
76 words
IN COMBINATION WITH A MOLD INCLUDING A FEMALE MOLD HAVING A HORIZONTAL BOTTOM, EJECTING MECHANISM FOR MOLDED ARTICLES COMPRISING: AN OPENING IN SAID BOTTOM, AN EJECTING PIN IN SAID OPENING, A CURVED TUBE SECURED TO SAID BOTTOM AT SAID OPENING AND COMMUNICATING THEREWITH, A FLEXIBLE THRUST ROD IN SAID TUBE WITH ONE END SECURED TO SAID PIN, A PRIME MOVER, AND A MECHANICAL CONNECTION BETWEEN SAID PRIME MOVER AND THE OTHER END OF SAID THRUST ROD.
References Cited (Backward Citations)
US1402293A
Cited
GB493009A
Cited
US2602190A
Cited
US2864123A
Cited
US3130446A
Cited
US3165787A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |