US2936481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blow molding of hollow plastic ware
Assignee: Plax Corp
•
Filing: 1954-02-04
•
Granted: 1960-05-17
•
Expires: 1974-02-04
Abstract
No abstract record available.
Inventors
- 👤 Joseph M Wilkalis
- 👤 William H Peiler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:58
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/071; B29C2949/00; B29C2949/30; B29C2949/3032; B29C2949/3041; B29L; B29L2031/00; B29L2031/712; B29L2031/7158
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE23564E
Cited
US2288454A
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US2349177A
Cited
US2378586A
Cited
US2562523A
Cited
US2597558A
Cited
GB692590A
Cited
US2706308A
Cited
US2810934A
Cited
FR1029586A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-17 | 1963-11-16 | 1964-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-17 | 1967-11-16 | 1968-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-17 | 1971-11-16 | 1972-05-17 | $7700.00 | Window Closed / Lapsed |