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US3540126A
Expired / Lapsed
US
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Fluoroalkoxyalkyl 2 - cyanoacrylate compositions used in tooth treatment
Assignee: 3M Co
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Filing: 1968-07-16
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Granted: 1970-11-17
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Expires: 1988-07-16
Abstract
No abstract record available.
Inventors
- 👤 Robert W H Chang
- 👤 Elden H Banitt
- 👤 Richard W Joos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:17
CPC Classifications
C; C07; C07C; C07C43/00; C07C43/02; C07C43/03; C07C43/04; C07C43/13; C07C43/137; C07C255/00; C09; C09J; C09J4/00; Y; Y10; Y10S; Y10S528/00; Y10S528/92
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA478887A
Cited
US2784215A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-16 | 1974-05-18 | 1974-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-16 | 1978-05-18 | 1978-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-16 | 1982-05-18 | 1982-11-17 | $7700.00 | Window Closed / Lapsed |