Patent US2878873A successfully refreshed from Google Patents.
US2878873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Object positioning apparatus with electric sensing means
Assignee: General Electric Co
•
Filing: 1953-09-17
•
Granted: 1959-03-24
•
Expires: 1973-09-17
Abstract
No abstract record available.
Inventors
- 👤 Warren D Novak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:44
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/02; B21D28/04; F; F15; F15B; F15B21/00; F15B21/08; G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/19; G05B19/21; G05B19/23; G05B19/238; G05B2219/00; G05B2219/30; G05B2219/36; G05B2219/36366; G05B2219/36368; G05B2219/43; G05B2219/43194; Y; Y10; Y10T; Y10T82/00; Y10T82/14; Y10T82/141; Y10T82/142; Y10T83/00; Y10T83/162; Y10T83/166; Y10T83/647; Y10T83/6569
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1551372A
Cited
US725456A
Cited
US1155552A
Cited
US1349995A
Cited
US1772186A
Cited
US1849642A
Cited
US1998873A
Cited
US2326498A
Cited
US2406299A
Cited
US2375665A
Cited
US2562591A
Cited
US2537427A
Cited
US2672067A
Cited
US2710934A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-23 | 1962-09-22 | 1963-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-23 | 1966-09-22 | 1967-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-23 | 1970-09-22 | 1971-03-24 | $7700.00 | Window Closed / Lapsed |