Patent US2070112A successfully refreshed from Google Patents.
US2070112A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Police-communication system
Assignee: Individual
•
Filing: 1932-10-03
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Granted: 1937-02-09
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Expires: 1952-10-03
Abstract
No abstract record available.
Inventors
- 👤 Bowles Edward Lindley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:04
CPC Classifications
A; A42; A42B; A42B1/00; A42B1/24; A42B1/245; H; H04; H04B; H04B1/00; H04B1/38; H04B1/3827; H04B1/385; H04B2001/3855; H04B2001/3866
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1940-02-09 | 1940-08-10 | 1941-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-02-09 | 1944-08-10 | 1945-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-02-09 | 1948-08-10 | 1949-02-09 | $7700.00 | Window Closed / Lapsed |