US2851430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film-forming compositions from oiticica oil modified and styrenated alkyds
Assignee: Northrop Grumman Corp
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Filing: 1953-12-11
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Granted: 1958-09-09
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Expires: 1973-12-11
Abstract
No abstract record available.
Inventors
- 👤 Kermit B Niles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:09
CPC Classifications
C; C09; C09D; C09D167/00; C09D167/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
203 words
A FAST AIR-DRYING FILM-FORMING COMPOSITION OF MATTER CONTAINING AN OIL-MODIFIED PHTHALATE ALKYD RESIN, THE OIL CONTENT OF SAID RESIN ON A SOLIDS BASIS BEING ABOUT 25% OITICICA OIL AND BOUT 75% OF A DRYING OIL SELECTED FROM THE GROUP CONSISTING OF OITICICA OIL, LINSEED OIL, TUNG OIL FISH OIL FRACTIN HAVING A HIGH IODINE VALUE, AND DEHYDRATED CASTOR OIL AND MIXTURES THEREOF, AN OIL-MODIFIED STYRENATED PHTHALATE ALKYD RESIN, THE OIL CONTENT OF SAID OIL-MODIFIED STYRENATED PHTHALATE ALKYD RESIN BEING SELECTED FROM A DRYING OIL SELECTED FROM THE GROUP CONSISTING OF OTICICA OIL, LINSEED OIL, TUNG OIL, FISH OIL FRACTION HAVING A HIGH IODINE VALUE, AND DEHYDRATED CASTOR OIL AND MIXTURES THEREOF, A DRIER, AND A VOLATILE AROMTIC HYDROCARBON SOLVENT, A FILM OF SAID COMPOSITION QUICKLY AIRDRYING TO PRODUCE A NON-TACKY FILM, IN SAID COMPOSITION THE RATIO OF THE OIL-MODIFIED PHTHALATE ALKYD RESIN TO THE OIL-MODIFIED STYRENATED PHTHALATE ALKYD RESIN ON THE SAME SOLIDS BASIS IS BETWEEN 30:70 AND 80:20, THE OIL CONTENT OF THE OIL-MODIFIED PHTHALATE ALKYD RESIN IS 40 TO 46% BY WEIGHT BASED ON THE NON-VOLATILE SOLIDS CONTENT AND THE OIL CONTENT OF THE OIL-MODIFIED STYRENATED PHTHALATE ALKYD RESIN IS 36 TO 45% BY WEIGHT BASED ON THE NON-VOLATILE SOLIDS CONTENT.
Claim 2
Dependent Claim
203 words
A FAST AIR-DRYING FILM-FORMING COMPOSITION OF MATTER CONTAINING AN OIL-MODIFIED PHTHALATE ALKYD RESIN, THE OIL CONTENT OF SAID RESIN ON A SOLIDS BASIS BEING ABOUT 25% OITICICA OIL AND BOUT 75% OF A DRYING OIL SELECTED FROM THE GROUP CONSISTING OF OITICICA OIL, LINSEED OIL, TUNG OIL FISH OIL FRACTIN HAVING A HIGH IODINE VALUE, AND DEHYDRATED CASTOR OIL AND MIXTURES THEREOF, AN OIL-MODIFIED STYRENATED PHTHALATE ALKYD RESIN, THE OIL CONTENT OF SAID OIL-MODIFIED STYRENATED PHTHALATE ALKYD RESIN BEING SELECTED FROM A DRYING OIL SELECTED FROM THE GROUP CONSISTING OF OTICICA OIL, LINSEED OIL, TUNG OIL, FISH OIL FRACTION HAVING A HIGH IODINE VALUE, AND DEHYDRATED CASTOR OIL AND MIXTURES THEREOF, A DRIER, AND A VOLATILE AROMTIC HYDROCARBON SOLVENT, A FILM OF SAID COMPOSITION QUICKLY AIRDRYING TO PRODUCE A NON-TACKY FILM, IN SAID COMPOSITION THE RATIO OF THE OIL-MODIFIED PHTHALATE ALKYD RESIN TO THE OIL-MODIFIED STYRENATED PHTHALATE ALKYD RESIN ON THE SAME SOLIDS BASIS IS BETWEEN 30:70 AND 80:20, THE OIL CONTENT OF THE OIL-MODIFIED PHTHALATE ALKYD RESIN IS 40 TO 46% BY WEIGHT BASED ON THE NON-VOLATILE SOLIDS CONTENT AND THE OIL CONTENT OF THE OIL-MODIFIED STYRENATED PHTHALATE ALKYD RESIN IS 36 TO 45% BY WEIGHT BASED ON THE NON-VOLATILE SOLIDS CONTENT.
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) | 1961-09-08 | 1962-03-10 | 1962-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-08 | 1966-03-10 | 1966-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-08 | 1970-03-10 | 1970-09-09 | $7700.00 | Window Closed / Lapsed |