US3456296A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for moulding articles from plastic material
Assignee: Calmec Manufacturing Ltd
•
Filing: 1966-08-16
•
Granted: 1969-07-22
•
Expires: 1986-08-16
Abstract
No abstract record available.
Inventors
- 👤 Jack M Schneider
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:18
CPC Classifications
B; B29; B29C; B29C51/00; B29C51/26; B29C51/261; B29C31/00; B29C31/004; B29C55/00; B29C55/02; B29C48/00; B29C48/03; B29C48/09; B29C48/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3110927A
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US3228066A
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US3175245A
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US3271816A
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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) | 1972-07-21 | 1973-01-20 | 1973-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-21 | 1977-01-20 | 1977-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-21 | 1981-01-20 | 1981-07-22 | $7700.00 | Window Closed / Lapsed |