US3370754A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Syringe for mixing and dispensing two ingredients
Assignee: Product Research and Chemical Corp
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Filing: 1966-12-21
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Granted: 1968-02-27
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Expires: 1986-12-21
Abstract
No abstract record available.
Inventors
- 👤 Ralph J Cook
- 👤 Joseph M Schumann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:15
CPC Classifications
A; A61; A61C; A61C9/00; A61C9/0026; A61C5/00; A61C5/60; A61C5/62; A61C5/64; A61M; A61M3/00; A61M3/005; B; B01; B01F; B01F31/00; B01F31/44; B01F31/441; B01F33/00; B01F33/50; B01F33/501; B01F33/5011; B01F33/50112; B01F35/00; B01F35/71; B01F35/713; B01F35/7138; B01F35/7139; B01F35/716; B01F35/7161; B01F35/30; B01F35/32; B01F35/32005; B01F35/3202
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |