US3113144A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organo-tin oxides
Assignee: Dow Chemical Co
•
Filing: 1960-08-08
•
Granted: 1963-12-03
•
Expires: 1980-08-08
Abstract
No abstract record available.
Inventors
- 👤 Maurice L Zweigle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:52
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/22; C07F7/2224
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
COMPOUND CORRESPONDING TO THE FORMULA
Claim 2
Dependent Claim
5 words
COMPOUND CORRESPONDING TO 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) | 1966-12-02 | 1967-06-03 | 1967-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-02 | 1971-06-03 | 1971-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-02 | 1975-06-03 | 1975-12-03 | $7700.00 | Window Closed / Lapsed |