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US2758263A
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Assignee: Telefonaktiebolaget LM Ericsson AB
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Filing: 1952-10-03
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Granted: 1956-08-07
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Expires: 1972-10-03
Abstract
No abstract record available.
Inventors
- 👤 Robillard Jean Jules Achille
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:50
CPC Classifications
H; H10; H10W; H10W90/00; H10D; H10D99/00; H10W74/00; H10W74/10; H10W74/111; H10W74/40; H10W74/43
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2386218A
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US2046686A
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GB500342A
Cited
GB500344A
Cited
GB500180A
Cited
GB529754A
Cited
US2345122A
Cited
US2444385A
Cited
US2595052A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-07 | 1960-02-06 | 1960-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-07 | 1964-02-06 | 1964-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-07 | 1968-02-06 | 1968-08-07 | $7700.00 | Window Closed / Lapsed |