US3367686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Attachment of an end fitting to a solid elongate member
Assignee: Koppers Co Inc
•
Filing: 1967-05-23
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Granted: 1968-02-06
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Expires: 1987-05-23
Abstract
No abstract record available.
Inventors
- 👤 Charles B Kurz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:16
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/02; A47C7/28; A47C7/32; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49938; Y10T29/49945; Y10T403/00; Y10T403/49; Y10T403/4924
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2899672A
Cited
GB150122A
Cited
US2874937A
Cited
US2846277A
Cited
US3085305A
Cited
US3027953A
Cited
US3129282A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |