US3201432A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tin derivatives of sulfosalicylic acids
Assignee: M&T Chemicals Inc
•
Filing: 1961-12-15
•
Granted: 1965-08-17
•
Expires: 1981-12-15
Abstract
No abstract record available.
Inventors
- 👤 John R Leebrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:32
CPC Classifications
D; D06; D06M; D06M16/00; A; A01; A01N; A01N55/00; A01N55/02; A01N55/04; C; C07; C07F; C07F7/00; C07F7/22; C07F7/2224
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A COMPOSITION OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOSITION OF THE FORMULA
References Cited (Backward Citations)
US2864737A
Cited
US2977379A
Cited
US2873288A
Cited
US2892856A
Cited
US2878155A
Cited
US2957785A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |