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US3265739A Expired / Lapsed US ⏱️ 0.0 years remaining

Preparation of 2-octalones

Assignee: International Flavors and Fragrances Inc
•
Filing: 1962-02-23
•
Granted: 1966-08-09
•
Expires: 1982-02-23
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Abstract

No abstract record available.

Inventors

  • 👤 Jack H Blumenthal

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 16:13
CPC Classifications
C; C07; C07C; C07C255/00; C07C35/00; C07C35/22; C07C35/23; C07C35/36; C07C45/00; C07C45/27; C07C45/29; C07C45/292; C07C45/42; C07C45/61; C07C45/62; C07C45/67; C07C49/00; C07C49/385; C07C49/417; C07C49/423; C07C49/427; C07C49/447; C07C49/587; C07C49/613; C07C49/617; C07C49/623; C07C49/637; C11; C11B; C11B9/00; C11B9/0042; C11B9/0046; C11B9/0049; C11B9/0053

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 7 words
THE PROCESS WHICH COMPRISES CYCLIZING THE COMPOUND
Claim 2
Dependent Claim 7 words
THE PROCESS WHICH COMPRISES CYCLIZING THE COMPOUND

References Cited (Backward Citations)

US2912462A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-08-08 1970-02-07 1970-08-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-08-08 1974-02-07 1974-08-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-08-08 1978-02-07 1978-08-09 $7700.00 Window Closed / Lapsed

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