Patent US3050807A successfully refreshed from Google Patents.
US3050807A
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US
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Presses
Assignee: Lever Brothers Co
•
Filing: 1958-04-30
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Granted: 1962-08-28
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Expires: 1978-04-30
Abstract
No abstract record available.
Inventors
- 👤 Cieremans Cornelis Jo Adrianus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:03
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/32; C; C11; C11D; C11D13/00; C11D13/14; C11D13/18; C11D13/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US413453A
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US1149669A
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US2152738A
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US2435285A
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US2431916A
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US2629135A
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US2658237A
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US2783521A
Cited
US2865078A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |