US3338998A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing hollow thermoplastic articles
Assignee: Individual
•
Filing: 1964-07-01
•
Granted: 1967-08-29
•
Expires: 1984-07-01
Abstract
No abstract record available.
Inventors
- 👤 Settembrini Antoine Di
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:12
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/42; B29C49/58; B29C49/60; B29C35/00; B29C35/16; B29C2035/1658; B29C2049/6072; B29C49/64; B29C49/6604; B29C2049/6606; B29C2049/6607; B29C2049/6623
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2903740A
Cited
US3114931A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |