US2852471A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Desealant composition and process
Assignee: Turco Products Inc
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Filing: 1955-02-21
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Granted: 1958-09-16
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Expires: 1975-02-21
Abstract
No abstract record available.
Inventors
- 👤 Jr Don C Atkins
- 👤 Richard V Edds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:34
CPC Classifications
C; C09; C09D; C09D9/00; C09D9/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
A DESEALANT COMPOSITION CONSISTING ESSENTIALLY OF: A CHLORINATED HYDROCARBON LIQUID SOLVENT IN THE PROPORTION OF ABOUT 99% TO ABOUT 80%; AND AN ORGANIC PHOSPHITE IN THE PROPORTION OF ABOUT 1% TO 20%.
Claim 2
Dependent Claim
32 words
A DESEALANT COMPOSITION CONSISTING ESSENTIALLY OF: A CHLORINATED HYDROCARBON LIQUID SOLVENT IN THE PROPORTION OF ABOUT 99% TO ABOUT 80%; AND AN ORGANIC PHOSPHITE IN THE PROPORTION OF ABOUT 1% TO 20%.
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) | 1961-09-15 | 1962-03-17 | 1962-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-15 | 1966-03-17 | 1966-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-15 | 1970-03-17 | 1970-09-16 | $7700.00 | Window Closed / Lapsed |