US3475010A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispensing cartridge for intermixing separate ingredients
Assignee: Product Research and Chemical Corp
•
Filing: 1968-04-24
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Granted: 1969-10-28
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Expires: 1988-04-24
Abstract
No abstract record available.
Inventors
- 👤 Ralph J Cook
- 👤 Clifford C Moline
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:44
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/32; B65D81/3255; B01; B01F; B01F31/00; B01F31/44; B01F31/441; B01F33/00; B01F33/50; B01F33/501; B01F33/5011; B01F33/50112; B01F35/00; B01F35/71; B01F35/713; B01F35/7137; B01F35/716; B01F35/7161; B05; B05C; B05C17/00; B05C17/005; B05C17/00593; 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) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |