US2720946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Speed control of actuating element in die casting and injection moulding machines
Assignee: E M B CO Ltd
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Filing: 1953-03-23
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Granted: 1955-10-18
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Expires: 1973-03-23
Abstract
No abstract record available.
Inventors
- 👤 Smith Stanley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:55
CPC Classifications
F; F15; F15B; F15B11/00; F15B11/06; F15B11/072; F15B11/076; B; B29; B29C; B29C45/00; B29C45/17; B29C45/46; B29C45/53; B29C45/531; F15B2211/00; F15B2211/30; F15B2211/305; F15B2211/30505; F15B2211/40; F15B2211/405; F15B2211/40515; F15B2211/415; F15B2211/41527; F15B2211/41536; F15B2211/42; F15B2211/421; F15B2211/423; F15B2211/60; F15B2211/625; F15B2211/70; F15B2211/705; F15B2211/7051; F15B2211/7055; F15B2211/75; F15B2211/80; F15B2211/885; F15B2211/8855
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) | 1958-10-17 | 1959-04-18 | 1959-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-17 | 1963-04-18 | 1963-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-17 | 1967-04-18 | 1967-10-18 | $7700.00 | Window Closed / Lapsed |