Patent US2142048A successfully refreshed from Google Patents.
US2142048A
Expired / Lapsed
US
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Meter protective cabinet seal
Assignee: METROPOLITAN DEVICE Corp
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Filing: 1935-01-10
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Granted: 1938-12-27
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Expires: 1955-01-10
Abstract
No abstract record available.
Inventors
- 👤 William S Davis
- 👤 Alfred R Kuhn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:30
CPC Classifications
G; G01; G01R; G01R11/00; G01R11/02; G01R11/04; Y; Y10; Y10T; Y10T292/00; Y10T292/48; Y10T70/00; Y10T70/70; Y10T70/7441; Y10T70/778; Y10T70/7791; Y10T70/7802; Y10T70/80; Y10T70/8027; Y10T70/8216; Y10T70/8243
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) | 1941-12-26 | 1942-06-27 | 1942-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-12-26 | 1946-06-27 | 1946-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-12-26 | 1950-06-27 | 1950-12-27 | $7700.00 | Window Closed / Lapsed |