US2625737A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making electrical contacts
Assignee: D E MAKEPEACE Co
•
Filing: 1950-08-25
•
Granted: 1953-01-20
•
Expires: 1970-08-25
Abstract
No abstract record available.
Inventors
- 👤 Howard E Spooner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:02
CPC Classifications
H; H01; H01H; H01H11/00; H01H11/04; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/929; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49204; Y10T29/49208; Y10T29/4921; Y10T29/49211; Y10T29/49213; Y10T428/00; Y10T428/12; Y10T428/12451; Y10T428/12486; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12868
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1046823A
Cited
US2018073A
Cited
US2199240A
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US2216510A
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US2254558A
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US2373861A
Cited
US2414463A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-20 | 1956-07-21 | 1957-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-20 | 1960-07-21 | 1961-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-20 | 1964-07-21 | 1965-01-20 | $7700.00 | Window Closed / Lapsed |