Patent US3048499A successfully refreshed from Google Patents.
US3048499A
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Process for rendering structural materials water repellent
Assignee: Union Carbide Corp
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Filing: 1956-01-18
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Granted: 1962-08-07
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Expires: 1976-01-18
Abstract
No abstract record available.
Inventors
- 👤 Maurice H Jellinek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:43
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/0838; C07F7/0872; C07F7/0874; C04; C04B; C04B41/00; C04B41/45; C04B41/46; C04B41/49; C04B41/4905; C04B41/4922; C04B41/495; C04B41/4977; C04B41/60; C04B41/61; C04B41/62; C04B41/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
THE METHOD OF RENDERING MASONRY-TYPE STRUCTURAL MATERIAL WATER REPELLENT, WHICH METHOD CONSISTS ESSENTIALLY OF: (1) CONTACTING SAID STRUCTURAL MATERIAL WITH AN AQUEOUS SOLUTION: (A) THAT IS FREE OF ANY ORGANIC SOLVENT; (B) THAT CONTAINS A RESIN-FORMING COMPOUND CORRESPONDING TO THE GENERAL FORMULA:
Claim 2
Independent Claim
42 words
THE METHOD OF RENDERING MASONRY-TYPE STRUCTURAL MATERIAL WATER REPELLENT, WHICH METHOD CONSISTS ESSENTIALLY OF: (1) CONTACTING SAID STRUCTURAL MATERIAL WITH AN AQUEOUS SOLUTION: (A) THAT IS FREE OF ANY ORGANIC SOLVENT; (B) THAT CONTAINS A RESIN-FORMING COMPOUND CORRESPONDING TO THE GENERAL FORMULA:
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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) | 1965-08-06 | 1966-02-05 | 1966-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-06 | 1970-02-05 | 1970-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-06 | 1974-02-05 | 1974-08-07 | $7700.00 | Window Closed / Lapsed |