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US3345402A
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US
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Thiocyclobutanones
Assignee: Eastman Kodak Co
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Filing: 1963-07-01
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Granted: 1967-10-03
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Expires: 1983-07-01
Abstract
No abstract record available.
Inventors
- 👤 James C Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:49
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/36; C08K5/37; C08K5/372; C07; C07C; C07C323/00; C07C323/22; C07C2601/00; C07C2601/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
4 words
THIOCYCLOBUTANONES OF THE FORMULA:
Claim 2
Dependent Claim
4 words
THIOCYCLOBUTANONES OF 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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |