US2952142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective arrangement
Assignee: Individual
•
Filing: 1959-02-24
•
Granted: 1960-09-13
•
Expires: 1979-02-24
Abstract
No abstract record available.
Inventors
- 👤 Schroter Kurt
- 👤 Walterscheid-Muller Bernhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:43
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/84; F16D3/841; F16D3/16; F16D3/26; F16D3/38; F16D3/382; F16D3/387; F16D1/00; F16D1/10; F16D1/108; F16D1/116
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1922431A
Cited
US1871883A
Cited
US2015688A
Cited
US2027329A
Cited
AT186988B
Cited
US2796749A
Cited
US2793512A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-13 | 1964-03-14 | 1964-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-13 | 1968-03-14 | 1968-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-13 | 1972-03-14 | 1972-09-13 | $7700.00 | Window Closed / Lapsed |