Patent US3058918A successfully refreshed from Google Patents.
US3058918A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paint stripping composition and method
Assignee: Dow Chemical Co
•
Filing: 1959-12-28
•
Granted: 1962-10-16
•
Expires: 1979-12-28
Abstract
No abstract record available.
Inventors
- 👤 Eugene M Gatza
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:53
CPC Classifications
C; C09; C09D; C09D9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A COMPOSITION CONSISTING ESSENTIALLY OF AN AQUEOUS SOLUTION OF FROM ABOUT 10 TO 30 PERCENT BY WEIGHT OF AN ALKALI METAL HYDROXIDE AND FROM ABOUT 2 TO 15 PERCENT BY WEIGHT OF A POLYETHYLEN GLYCOL HAVING THE FORMULA:
Claim 2
Dependent Claim
38 words
A COMPOSITION CONSISTING ESSENTIALLY OF AN AQUEOUS SOLUTION OF FROM ABOUT 10 TO 30 PERCENT BY WEIGHT OF AN ALKALI METAL HYDROXIDE AND FROM ABOUT 2 TO 15 PERCENT BY WEIGHT OF A POLYETHYLEN GLYCOL HAVING THE FORMULA:
References Cited (Backward Citations)
US2479628A
Cited
US2662837A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |