Patent US3536710A successfully refreshed from Google Patents.
US3536710A
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Substituted guanamines and their derivatives
Assignee: EIDP Inc
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Filing: 1968-06-05
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Granted: 1970-10-27
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Expires: 1988-06-05
Abstract
No abstract record available.
Inventors
- 👤 Philip Lee Bartlett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:02
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/48; C08G18/50; C08G18/5021; C08G18/5054; C08G18/5063; C08G18/30; C08G18/38; C08G18/3819; C08G18/3842; C08G18/3851; C10; C10M; C10M3/00; C10M2213/00; C10M2213/04; C10M2213/06; C10M2215/00; C10M2215/22; C10M2215/221; C10M2215/222
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3162633A
Cited
US3305633A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-26 | 1974-04-27 | 1974-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-26 | 1978-04-27 | 1978-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-26 | 1982-04-27 | 1982-10-27 | $7700.00 | Window Closed / Lapsed |