US2413401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for feeding preforms to injection machines
Assignee: Hydraulic Development Corp Inc
•
Filing: 1943-07-26
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Granted: 1946-12-31
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Expires: 1963-07-26
Abstract
No abstract record available.
Inventors
- 👤 Don C Youngblood
- 👤 Bernard D Ashbaugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:03
CPC Classifications
B; B29; B29C; B29C31/00; B29C31/04; B29C31/08; B29C45/00; B29C45/17; B29C45/18; B29C45/1808; B29K; B29K2105/00; B29K2105/25; B29K2105/253; B29K2105/255; Y; Y10; Y10S; Y10S264/00; Y10S264/64; Y10S425/00; Y10S425/039
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-12-30 | 1950-07-01 | 1950-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-12-30 | 1954-07-01 | 1954-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-12-30 | 1958-07-01 | 1958-12-31 | $7700.00 | Window Closed / Lapsed |