Patent US3142181A successfully refreshed from Google Patents.
US3142181A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Moller
Assignee: —
•
Filing: —
•
Granted: 1964-07-28
•
Expires: 1981-07-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:05
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/34; G01C19/38; B; B63; B63B; B63B39/00; B63B39/04; B64; B64C; B64C17/00; B64C17/02; B64G; B64G1/00; B64G1/22; B64G1/24; B64G1/28; B64G1/286; G01C19/04; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1229; Y10T74/1257
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2765054A
Cited
US2852941A
Cited
US2899702A
Cited
US944511A
Cited
GB340327A
Cited
DE762091C
Cited
US2851886A
Cited
US2836070A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-28 | 1968-01-27 | 1968-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-28 | 1972-01-27 | 1972-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-28 | 1976-01-27 | 1976-07-28 | $7700.00 | Window Closed / Lapsed |