US2496488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Meyercord Co
•
Filing: 1945-11-08
•
Granted: 1950-02-07
•
Expires: 1965-11-08
Abstract
No abstract record available.
Inventors
- 👤 Herbert A Ohman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:18
CPC Classifications
H; H03; H03J; H03J1/00; H03J1/02; H03J1/04; H03J1/044; Y; Y10; Y10S; Y10S40/00; Y10S40/901
Claims Analysis
Total Claims: 0
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US2133081A
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US2128246A
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US2374323A
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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) | 1953-02-06 | 1953-08-08 | 1954-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-06 | 1957-08-08 | 1958-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-06 | 1961-08-08 | 1962-02-07 | $7700.00 | Window Closed / Lapsed |