US3487038A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elastomeric sealant compositions
Assignee: Standard Oil Co
•
Filing: 1966-06-13
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Granted: 1969-12-30
•
Expires: 1986-06-13
Abstract
No abstract record available.
Inventors
- 👤 Leonard E Toy
- 👤 Robert G Weisz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:55
CPC Classifications
C; C09; C09J; C09J123/00; C09J123/02; C09J123/16; C04; C04B; C04B24/00; C04B24/24; C04B24/26; C04B28/00; C04B28/02; C04B28/04; C08; C08L; C08L21/00; C08L21/02; C09J123/18; C09J123/20; C09J123/22; C08L2666/00; C08L2666/02; C08L2666/04; C08L2666/54
Claims Analysis
Total Claims: 0
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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) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |