US3388089A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Leather treating composition
Assignee: General Electric Co
•
Filing: 1964-09-28
•
Granted: 1968-06-11
•
Expires: 1984-09-28
Abstract
No abstract record available.
Inventors
- 👤 Jr Edgar D Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:52
CPC Classifications
C; C14; C14C; C14C9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
A COMPOSITION WHICH CONSISTS ESSENTIALLY OF (1) AN ORGANPOLYSILOXANE FREE FO VOLATILES BOILING AT TEMPERTURES UP TO 300*C. AT 1 MM. OF THE FORMULA,
Claim 2
Dependent Claim
24 words
A COMPOSITION WHICH CONSISTS ESSENTIALLY OF (1) AN ORGANPOLYSILOXANE FREE FO VOLATILES BOILING AT TEMPERTURES UP TO 300*C. AT 1 MM. OF 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) | 1971-06-11 | 1971-12-11 | 1972-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-11 | 1975-12-11 | 1976-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-11 | 1979-12-11 | 1980-06-11 | $7700.00 | Window Closed / Lapsed |