US3067059A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass fiber screening and method
Assignee: Owens Corning
•
Filing: 1957-09-16
•
Granted: 1962-12-04
•
Expires: 1977-09-16
Abstract
No abstract record available.
Inventors
- 👤 Albert E Jannarelli
- 👤 Frank L Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:33
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; C03C25/25; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2962
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
6 words
A VEGETABLE TANNING PROCESS COMPRISING IMPREGNATING
Claim 2
Dependent Claim
6 words
A VEGETABLE TANNING PROCESS COMPRISING IMPREGNATING
Claim 3
Dependent Claim
223 words
A SCREENING MATERIAL COMPRISING THE COMBINATION OF A SKIN WITH AN AQUEOUS SOLUTION OF A VEGETABLE TANNING INTERWOVEN STRANDS OF SILICEOUS FIBERS, A FIRST CONTINUOUS AGENT AT A PH IN THE SKIN OF BETWEEN ABOUT 9 AND 12, CONCOATING ON THE STRANDS OF SILICEOUS FIBERS FORMED OF A TACTING SAID SKIN HAVING A PH BETWEEN ABOUT 9 AND 12 WITH SYNTHETIC FILM FORMING POLYERMIC MATERIAL, AND A SECOND AN AQUEOUS ACIDIC SOLUTION CONTAINING SUFFICIENT ACID TO COATING PRESENT AS A FINISH EXTENDING SUSBTANTIALLY BRING THE PH IN THE SKIN TO BETWEEN ABOUT 2 AND 6 THEREBY THROUGHOUT THE LENGTH OF THE COATED STRANDS OF SILICEOUS TO ACIDIFY THE SKIN AT A RATE SO RAPID AS TO CAUSE THE SKIN FIBERS CONTAINING AN INSECT REPELLENT FATTY ACID IN WHICH TO BE IN SUCH CONDITION THAT IT WOULD BECOME HARD HAD A FREE CARBOXYLIC GROUP IS ATTACHED TO A FATTY ACID GROUP BRITTLE IF AIR DRIED TO REMOVE THE WATER AFTER SAID ACID IS AND IN WHICH THE FATTY ACID GROUP HAS MORE THAN 8 CARADDED, EXTRACTING THE WATER FROM THE SKIN BY CONTACTING THE BON ATOMS. SKIN WITH AN INERT, VOLATILE, WATER-MISCIBLE ORGANIC SOLVENT THEREBY CAUSING THE SKIN TO BE IN CONDITION TO BE DRIED WITHOUT BECOMING HARD AND BRITTLE AS AFORESAID, AND DRYING THE SKIN TO REMOVE THE SOLVENT, THEREBY TANNING THE SKIN.
Claim 4
Dependent Claim
223 words
A SCREENING MATERIAL COMPRISING THE COMBINATION OF A SKIN WITH AN AQUEOUS SOLUTION OF A VEGETABLE TANNING INTERWOVEN STRANDS OF SILICEOUS FIBERS, A FIRST CONTINUOUS AGENT AT A PH IN THE SKIN OF BETWEEN ABOUT 9 AND 12, CONCOATING ON THE STRANDS OF SILICEOUS FIBERS FORMED OF A TACTING SAID SKIN HAVING A PH BETWEEN ABOUT 9 AND 12 WITH SYNTHETIC FILM FORMING POLYERMIC MATERIAL, AND A SECOND AN AQUEOUS ACIDIC SOLUTION CONTAINING SUFFICIENT ACID TO COATING PRESENT AS A FINISH EXTENDING SUSBTANTIALLY BRING THE PH IN THE SKIN TO BETWEEN ABOUT 2 AND 6 THEREBY THROUGHOUT THE LENGTH OF THE COATED STRANDS OF SILICEOUS TO ACIDIFY THE SKIN AT A RATE SO RAPID AS TO CAUSE THE SKIN FIBERS CONTAINING AN INSECT REPELLENT FATTY ACID IN WHICH TO BE IN SUCH CONDITION THAT IT WOULD BECOME HARD HAD A FREE CARBOXYLIC GROUP IS ATTACHED TO A FATTY ACID GROUP BRITTLE IF AIR DRIED TO REMOVE THE WATER AFTER SAID ACID IS AND IN WHICH THE FATTY ACID GROUP HAS MORE THAN 8 CARADDED, EXTRACTING THE WATER FROM THE SKIN BY CONTACTING THE BON ATOMS. SKIN WITH AN INERT, VOLATILE, WATER-MISCIBLE ORGANIC SOLVENT THEREBY CAUSING THE SKIN TO BE IN CONDITION TO BE DRIED WITHOUT BECOMING HARD AND BRITTLE AS AFORESAID, AND DRYING THE SKIN TO REMOVE THE SOLVENT, THEREBY TANNING THE SKIN.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-03 | 1966-06-04 | 1966-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-03 | 1970-06-04 | 1970-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-03 | 1974-06-04 | 1974-12-04 | $7700.00 | Window Closed / Lapsed |