Patent US3267203A successfully refreshed from Google Patents.
US3267203A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Link chain having electrical conducting lacquer piercing ridges
Assignee: EASTERN CHAIN WORKS Inc
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Filing: 1965-08-23
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Granted: 1966-08-16
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Expires: 1985-08-23
Abstract
No abstract record available.
Inventors
- 👤 Rosenberg Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:01
CPC Classifications
H; H05; H05F; H05F3/00; H05F3/02; F; F16; F16G; F16G13/00; F16G13/18; F21; F21V; F21V21/00; F21V21/14; F21V21/32; H01; H01R; H01R4/00; H01R4/24; H01R4/2404; H01R4/58; H01R4/64
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |