Patent US2632202A successfully refreshed from Google Patents.
US2632202A
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Machine for and method of forming hollow plastic articles
Assignee: Injection Molding Co
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Filing: 1950-10-19
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Granted: 1953-03-24
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Expires: 1970-10-19
Abstract
No abstract record available.
Inventors
- 👤 Mary E Haines
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:54
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/36; B29C48/50; B29C48/695; B29C48/03; B29C48/09; B29C48/12; B29C48/30; B29C48/32; B29C48/325; B29C48/335; B29C48/34; B29C48/10; B29C48/345; Y; Y10; Y10S; Y10S264/00; Y10S264/33; Y10S264/41
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2457687A
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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) | 1956-03-23 | 1956-09-22 | 1957-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-23 | 1960-09-22 | 1961-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-23 | 1964-09-22 | 1965-03-24 | $7700.00 | Window Closed / Lapsed |