US3510067A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and device for converting thermoplastic foil waste to a flowable granular material
Assignee: Fellner and Ziegler GmbH
•
Filing: 1967-09-01
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Granted: 1970-05-05
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Expires: 1987-09-01
Abstract
No abstract record available.
Inventors
- 👤 Erich Beck
- 👤 Heinrich Schulz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:54
CPC Classifications
B; B29; B29B; B29B17/00; B29B17/04; B29B17/0412; B02; B02C; B02C18/00; B02C18/06; B02C18/08; B02C18/086; B02C18/12; B26; B26D; B26D1/00; B26D1/01; B26D1/12; B26D1/25; B26D1/34; B26D1/38; B29B2017/0424; B29B2017/048; B29L; B29L2007/00; B29L2007/008; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/62
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2974883A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |