US3317435A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for feeding an anti-foaming agent to a reaction vessel
Assignee: Ajinomoto Co Inc
•
Filing: 1964-05-20
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Granted: 1967-05-02
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Expires: 1984-05-20
Abstract
No abstract record available.
Inventors
- 👤 Yamashita Sunao
- 👤 Iida Yutaka
- 👤 Hara Yutaka
- 👤 Hirukawa Yutaka
- 👤 Kameyama Iwao
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:08
CPC Classifications
B; B01; B01D; B01D19/00; B01D19/02; B01D3/00; B01D3/10; B01D3/105; B01F; B01F35/00; B01F35/20; B01F35/21; B01F35/212; B01J; B01J4/00; B01J4/008; H; H02; H02P; H02P29/00; H02P29/40; Y; Y10; Y10S; Y10S435/00; Y10S435/812; Y10T; Y10T137/00; Y10T137/0318; Y10T137/0324; Y10T137/0329; Y10T137/0335; Y10T137/2496; Y10T137/2499; Y10T137/2506
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US908951A
Cited
US2626786A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |