Patent US4527863A successfully refreshed from Google Patents.
US3131071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire retardant organic coatings
Assignee: US Borax Inc
•
Filing: 1962-01-23
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Granted: 1964-04-28
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Expires: 1982-01-23
Abstract
No abstract record available.
Inventors
- 👤 Don L Hunter
- 👤 Kitasaki Kiyoshi
- 👤 George W Willcockson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:37
CPC Classifications
C; C07; C07F; C07F5/00; C07F5/02; C07F5/04; C09; C09D; C09D5/00; C09D5/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF AN ORGANIC COMPOSITION USEFUL AS A COATING HAVING AN OIL AND ORGANIC SOLVENT VEHICLE AND FROM ABOUT 0.5 TO ABOUT 10% BY WEIGHT OF SAID COATING OF A FIRE RETARDANT, SAID FIRE RETARDANT SELECTED FROM THE GROUP CONSITING OF THE ALKALI METAL SALTS OF 1,2- AND 1,3-GLYCOL MONOBORATES HAVING THE FORMULA:
Claim 2
Dependent Claim
58 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF AN ORGANIC COMPOSITION USEFUL AS A COATING HAVING AN OIL AND ORGANIC SOLVENT VEHICLE AND FROM ABOUT 0.5 TO ABOUT 10% BY WEIGHT OF SAID COATING OF A FIRE RETARDANT, SAID FIRE RETARDANT SELECTED FROM THE GROUP CONSITING OF THE ALKALI METAL SALTS OF 1,2- AND 1,3-GLYCOL MONOBORATES HAVING THE FORMULA:
References Cited (Backward Citations)
US2542721A
Cited
US2523626A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-28 | 1967-10-28 | 1968-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-28 | 1971-10-28 | 1972-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-28 | 1975-10-28 | 1976-04-28 | $7700.00 | Window Closed / Lapsed |