US2581967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Simplified chassis for electronic equipment
Assignee: Motorola Solutions Inc
•
Filing: 1947-04-11
•
Granted: 1952-01-08
•
Expires: 1967-04-11
Abstract
No abstract record available.
Inventors
- 👤 Donald H Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:44
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/30; H05K3/32; H05K3/325; H05K3/326; H04; H04B; H04B1/00; H04B1/06; H04B1/08; H05K7/00; H05K7/02; F; F16; F16B; F16B2200/00; F16B2200/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-07 | 1955-07-09 | 1956-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-07 | 1959-07-09 | 1960-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-07 | 1963-07-09 | 1964-01-08 | $7700.00 | Window Closed / Lapsed |