US3452953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Base leg connector
Assignee: Cameron Solutions Inc
•
Filing: 1967-09-22
•
Granted: 1969-07-01
•
Expires: 1987-09-22
Abstract
No abstract record available.
Inventors
- 👤 Philippe Jean-Francois Bonnamy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:59
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/01; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7047; Y10T403/7051; Y10T403/7052; Y10T403/7056; Y10T403/7061
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US156927A
Cited
US2244089A
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US2456480A
Cited
US2542967A
Cited
US2904379A
Cited
US3027680A
Cited
US3131898A
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US3335987A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |