US3415916A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for making hollow articles of organic plastic material
Assignee: Individual
•
Filing: 1966-04-27
•
Granted: 1968-12-10
•
Expires: 1986-04-27
Abstract
No abstract record available.
Inventors
- 👤 Emery I Valyi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:07
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/02; B29C49/06; B29C49/061; B29C49/064; B29C49/42; B29C49/48; B29C49/48185; B29C2049/023; B29C2049/4879; B29C2049/4881; B29C49/0665
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3011216A
Cited
US2914805A
Cited
US3339231A
Cited
US3002225A
Cited
US3172929A
Cited
US3170971A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |