Patent US3021157A successfully refreshed from Google Patents.
US3021157A
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Seal
Assignee: Individual
•
Filing: 1958-01-20
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Granted: 1962-02-13
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Expires: 1978-01-20
Abstract
No abstract record available.
Inventors
- 👤 Milton A Moskovitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:06
CPC Classifications
F; F16; F16C; F16C11/00; F16C11/04; F16C11/06; F16C11/0666; B; B60; B60G; B60G7/00; B60G7/005; F16C11/0604; F16C11/0609; F16C2326/00; F16C2326/01; F16C2326/05; F16C2326/20; F16C2326/24; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32631; Y10T403/32729
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR765514A
Cited
US2083718A
Cited
US2686070A
Cited
FR1091445A
Cited
US2752180A
Cited
US2823055A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-12 | 1965-08-14 | 1966-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-12 | 1969-08-14 | 1970-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-12 | 1973-08-14 | 1974-02-13 | $7700.00 | Window Closed / Lapsed |