Patent US3414609A successfully refreshed from Google Patents.
US3414609A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dicarboxylic acid esters of 2, 2, 4-trialkyl-3-hydroxypentyl alkanoates
Assignee: Eastman Kodak Co
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Filing: 1966-03-07
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Granted: 1968-12-03
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Expires: 1986-03-07
Abstract
No abstract record available.
Inventors
- 👤 Jr Hugh J Hagemeyer
- 👤 Alfred G Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:36
CPC Classifications
C; C10; C10M; C10M3/00; C08; C08G; C08G63/00; C08G63/02; C08G63/12; C08G63/16; C08G63/20; C08G63/78; C08G63/82; C08G63/85; C10M2207/00; C10M2207/28; C10M2207/283; C10M2207/30; C10M2207/304; C10M2219/00; C10M2219/08; C10M2219/082; C10M2221/00; C10M2221/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
THE PRODUCT HAVING THE FORMULA:
Claim 2
Dependent Claim
5 words
THE PRODUCT HAVING THE FORMULA:
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) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |