US3264067A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for controlling the charging of molds with urethane foam
Assignee: Individual
•
Filing: 1962-11-20
•
Granted: 1966-08-02
•
Expires: 1982-11-20
Abstract
No abstract record available.
Inventors
- 👤 Sterling W Alderfer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:55
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/34; B29C44/36; B29C44/365; B29K; B29K2075/00; Y; Y10; Y10S; Y10S366/00; Y10S366/604; Y10S425/00; Y10S425/224
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2396544A
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US2578918A
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US2948928A
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US2884963A
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US2900109A
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US2962255A
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US2955726A
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US2979931A
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US3222134A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |