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Patent US2916768A successfully refreshed from Google Patents.
US2916768A
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Locking device for injection molding machines
Assignee: Ind V H V Lohuizen & Co Nv
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Filing: 1956-03-16
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Granted: 1959-12-15
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Expires: 1976-03-16
Abstract
No abstract record available.
Inventors
- 👤 Hendrik K Quere
- 👤 Bartholomeus J Helders
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:34
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/20; B29C33/202; B29C33/22; B29C33/24; B29C45/00; B29C45/17; B29C45/64; B29C45/67; B29C45/6707; B29C45/6714; B29C45/6728; B29C2045/6735; Y; Y10; Y10S; Y10S425/00; Y10S425/223
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) | 1962-12-14 | 1963-06-15 | 1963-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-14 | 1967-06-15 | 1967-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-14 | 1971-06-15 | 1971-12-15 | $7700.00 | Window Closed / Lapsed |