Patent US2770026A successfully refreshed from Google Patents.
US2770026A
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Hardened molded article and method of forming same
Assignee: FRANZ R LUSHAS
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Filing: 1951-10-26
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Granted: 1956-11-13
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Expires: 1971-10-26
Abstract
No abstract record available.
Inventors
- 👤 Petersilie Hans Hermann
- 👤 Zimmermann Erich Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:59
CPC Classifications
A; A43; A43B; A43B13/00; A43B13/02; A43B13/026; A43B13/12; A43B7/00; A43B7/14; A43B7/1405; A43B7/141; A43B7/1415; A43B7/1445; A43B7/1475; A43B7/149; A43D; A43D3/00; A43D3/02; A43D3/021; A61; A61F; A61F2/00; A61F2/50; A61F2/5044; A61F2/5046; A61F2/78; A61F2/80; B; B29; B29C; B29C70/00; B29C70/04; B29C70/06; B29C70/10; B29C70/16; B29C70/22; B29C70/222; B29C70/224; D; D03; D03D; D03D13/00; D03D13/006; A61F2002/5053; A61F2002/5055; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/1043; Y10T156/1044; Y10T29/00; Y10T29/49; Y10T29/49801; Y10T442/00; Y10T442/10; Y10T442/102; Y10T442/109; Y10T442/116
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-13 | 1960-05-14 | 1960-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-13 | 1964-05-14 | 1964-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-13 | 1968-05-14 | 1968-11-13 | $7700.00 | Window Closed / Lapsed |