US2665831A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Article transfer apparatus
Assignee: GTE Sylvania Inc
•
Filing: 1952-01-19
•
Granted: 1954-01-12
•
Expires: 1972-01-19
Abstract
No abstract record available.
Inventors
- 👤 Eric L Midgley
- 👤 Charles A Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:11
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/46; H01J2893/00; H01J2893/0096; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44291; Y10T24/44368; Y10T24/4453
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1953492A
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US2324362A
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US2584466A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-11 | 1957-07-13 | 1958-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-11 | 1961-07-13 | 1962-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-11 | 1965-07-13 | 1966-01-12 | $7700.00 | Window Closed / Lapsed |