US3507276A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet injector
Assignee: CATHERINE M BURGESS
•
Filing: 1968-08-28
•
Granted: 1970-04-21
•
Expires: 1988-08-28
Abstract
No abstract record available.
Inventors
- 👤 Murray B Burgess
- 👤 Catherine M Burgess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:02
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/30; A61M5/31; A61M5/32; A61M5/34; A61M2005/341; A61M5/20; A61M5/204
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2669230A
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US2902994A
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US2643655A
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US2653604A
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US2821195A
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US2921582A
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US2816543A
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US2948223A
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US3057349A
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US3129708A
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US3113523A
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US3335722A
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US3292622A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-20 | 1973-10-20 | 1974-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-20 | 1977-10-20 | 1978-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-20 | 1981-10-20 | 1982-04-21 | $7700.00 | Window Closed / Lapsed |