US3433691A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Borated dextrin-silicate adhesives
Assignee: Diamond Shamrock Corp
•
Filing: 1968-04-03
•
Granted: 1969-03-18
•
Expires: 1988-04-03
Abstract
No abstract record available.
Inventors
- 👤 William D Reese
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:05
CPC Classifications
C; C04; C04B; C04B28/00; C04B28/24; C04B28/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190020528A
Cited
US845791A
Cited
US1337381A
Cited
GB120471A
Cited
US2772996A
Cited
US2849327A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |