US3507269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clinical diagnostic device for halitosis
Assignee: HOMER H BERRY
•
Filing: 1965-04-26
•
Granted: 1970-04-21
•
Expires: 1985-04-26
Abstract
No abstract record available.
Inventors
- 👤 Homer H Berry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:16
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/41; A61B5/411; A61B5/08; A61B5/083; A61B5/0836; G; G01; G01N; G01N31/00; G01N31/22; Y; Y10; Y10S; Y10S436/00; Y10S436/90; Y10T; Y10T436/00; Y10T436/10; Y10T436/17; Y10T436/173845; Y10T436/18; Y10T436/182; Y10T436/184; Y10T436/186
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1967557A
Cited
US2418033A
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US2452385A
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US2567445A
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US2785106A
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US2848308A
Cited
US2850903A
Cited
US2841138A
Cited
US3238020A
Cited
US3212855A
Cited
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 |