US2999273A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for molding hollow plastic articles
Assignee: Peerless Tube Co
•
Filing: 1955-03-02
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Granted: 1961-09-12
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Expires: 1975-03-02
Abstract
No abstract record available.
Inventors
- 👤 Gronemeyer Erich
- 👤 Plains Pompton
- 👤 Cherba Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:04
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/26; B29C45/261; B29C45/46; B29C45/56; B29C45/561; Y; Y10; Y10S; Y10S264/00; Y10S264/41
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1826945A
Cited
US1754496A
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US1782360A
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US2487703A
Cited
US2471148A
Cited
US2582260A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-11 | 1965-03-13 | 1965-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-11 | 1969-03-13 | 1969-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-11 | 1973-03-13 | 1973-09-12 | $7700.00 | Window Closed / Lapsed |