US2535436A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Art of molding thermoplastic material by the injection molding method
Assignee: Pro Phy Lac Tic Brush Co
•
Filing: 1947-11-28
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Granted: 1950-12-26
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Expires: 1967-11-28
Abstract
No abstract record available.
Inventors
- 👤 Maynard Charles Edgar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:49
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/72; B29C45/73; B29C45/7337; B29C2045/7356; B29C33/00; B29C33/02; B29C33/04; B29C33/048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2043584A
Cited
US2359013A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-25 | 1954-06-26 | 1954-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-25 | 1958-06-26 | 1958-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-25 | 1962-06-26 | 1962-12-26 | $7700.00 | Window Closed / Lapsed |