US3489056A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blind rivet
Assignee: Shared Technologies Fairchild Telecom Inc
•
Filing: 1967-10-02
•
Granted: 1970-01-13
•
Expires: 1987-10-02
Abstract
No abstract record available.
Inventors
- 👤 Richard H Blakeley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:32
CPC Classifications
F; F16; F16B; F16B19/00; F16B19/04; F16B19/08; F16B19/10; F16B19/1027; F16B19/1036; F16B19/1045; F16B19/1054
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2372222A
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US2931532A
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US3038626A
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US3102571A
Cited
US3148578A
Cited
US3302510A
Cited
US3369289A
Cited
US3377908A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |