Patent US2691799A successfully refreshed from Google Patents.
US2691799A
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Injection molding machine
Assignee: Parmelee Plastics Co
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Filing: 1951-02-19
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Granted: 1954-10-19
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Expires: 1971-02-19
Abstract
No abstract record available.
Inventors
- 👤 Moeller William Christian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:02
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/64; B29C45/68; F; F16; F16B; F16B2200/00; F16B2200/50; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S425/00; Y10S425/221; Y10T; Y10T24/00; Y10T24/44; Y10T24/44068; Y10T24/44641; Y10T24/44684; Y10T24/44692
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) | 1957-10-18 | 1958-04-19 | 1958-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-18 | 1962-04-19 | 1962-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-18 | 1966-04-19 | 1966-10-19 | $7700.00 | Window Closed / Lapsed |