US3512215A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic net extruding apparatus and plastic net produced thereby
Assignee: CHARLES F HUTCHEON
•
Filing: 1966-08-01
•
Granted: 1970-05-19
•
Expires: 1986-08-01
Abstract
No abstract record available.
Inventors
- 👤 Charles F Hutcheon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:55
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/30; B29C48/301; B29C48/03; B29C48/05; B29C48/09; B29C48/10; B29C48/13; B29L; B29L2028/00; Y; Y10; Y10S; Y10S264/00; Y10S264/81
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1371576A
Cited
US3252181A
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US3147515A
Cited
US3349434A
Cited
US3381337A
Cited
US3221371A
Cited
US3423793A
Cited
US3314107A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |