Patent US2600686A successfully refreshed from Google Patents.
US2600686A
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Apparatus and process for preparing bands from thermoplastic material
Assignee: Celanese Corp
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Filing: 1949-06-29
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Granted: 1952-06-17
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Expires: 1969-06-29
Abstract
No abstract record available.
Inventors
- 👤 Rene P Piperoux
- 👤 David B Hertz
- 👤 Frank M Culpepper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:59
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/22; B26; B26D; B26D1/00; B26D1/01; B26D1/12; B26D1/14; B26D1/24; B26D1/245; B29C48/00; B29C48/001; B29C48/0011; B29C48/03; B29C48/07; B29C48/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US328339A
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US361822A
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US559466A
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US790918A
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US1297482A
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US1544305A
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US1568820A
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US2163757A
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US2382177A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-17 | 1955-12-17 | 1956-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-17 | 1959-12-17 | 1960-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-17 | 1963-12-17 | 1964-06-17 | $7700.00 | Window Closed / Lapsed |