Patent US3464052A successfully refreshed from Google Patents.
US3464052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical wiring systems
Assignee: FC Blackwell and Co Ltd
•
Filing: 1966-09-20
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Granted: 1969-08-26
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Expires: 1986-09-20
Abstract
No abstract record available.
Inventors
- 👤 Arthur Shepherd Hukin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:29
CPC Classifications
H; H01; H01R; H01R25/00; H01R25/006; H01R25/16; H01R25/161; H01R25/162; H01R25/165; H02; H02G; H02G3/00; H02G3/02; H02G3/08; H02G3/12; H02G3/128
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1096699A
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US1984356A
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US2001222A
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US2161606A
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US2132400A
Cited
US2312580A
Cited
GB569697A
Cited
GB577049A
Cited
US2574075A
Cited
CH365522A
Cited
US3171702A
Cited
US3240456A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-25 | 1973-02-24 | 1973-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-25 | 1977-02-24 | 1977-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-25 | 1981-02-24 | 1981-08-26 | $7700.00 | Window Closed / Lapsed |