US3383441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for producing bodies of synthetic thermoplastic material
Assignee: Isoleringsaktiebolaget Wmb
•
Filing: 1966-07-27
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Granted: 1968-05-14
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Expires: 1986-07-27
Abstract
No abstract record available.
Inventors
- 👤 Norrhede Lars Sten Robert
- 👤 Linde Erik Torsten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:54
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/20; B29C44/206
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2590757A
Cited
US2744291A
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US2787809A
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US3178768A
Cited
US3142864A
Cited
US3214793A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |