US2932005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic switching system common control equipment
Assignee: General Dynamics Corp
•
Filing: 1958-06-23
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Granted: 1960-04-05
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Expires: 1978-06-23
Abstract
No abstract record available.
Inventors
- 👤 Brightman Barrie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:07
CPC Classifications
H; H04; H04Q; H04Q3/00; H04Q3/42; H04Q3/52; H04Q3/521; B; B21; B21D; B21D9/00; B21D9/15; B29; B29C; B29C53/00; B29C53/02; B29C53/08; B29C53/083; B29K; B29K2027/00; B29K2027/12; B29K2027/18; B29L; B29L2023/00; B29L2023/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-05 | 1963-10-05 | 1964-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-05 | 1967-10-05 | 1968-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-05 | 1971-10-05 | 1972-04-05 | $7700.00 | Window Closed / Lapsed |