Patent US2958113A successfully refreshed from Google Patents.
US2958113A
Expired / Lapsed
US
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Needled batt
Assignee: EIDP Inc
•
Filing: 1955-02-21
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Granted: 1960-11-01
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Expires: 1975-02-21
Abstract
No abstract record available.
Inventors
- 👤 Herbert G Lauterbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:03
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/40; D04H1/44; D04H1/46; D04H1/48; Y; Y10; Y10S; Y10S128/00; Y10S128/14; Y10T; Y10T442/00; Y10T442/60; Y10T442/682; Y10T442/684; Y10T442/688
Claims Analysis
Total Claims: 0
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US2794238A
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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) | 1963-11-01 | 1964-05-02 | 1964-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-01 | 1968-05-02 | 1968-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-01 | 1972-05-02 | 1972-11-01 | $7700.00 | Window Closed / Lapsed |