US2622274A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mold mandrel handling device
Assignee: McNeil Machine and Engineering Co
•
Filing: 1948-06-02
•
Granted: 1952-12-23
•
Expires: 1968-06-02
Abstract
No abstract record available.
Inventors
- 👤 Leslie E Soderquist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:01
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/44; B29C33/442; B29C33/444; Y; Y10; Y10S; Y10S425/00; Y10S425/813
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-23 | 1956-06-23 | 1956-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-23 | 1960-06-23 | 1960-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-23 | 1964-06-23 | 1964-12-23 | $7700.00 | Window Closed / Lapsed |