US3216966A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High strength concrete from hydraulic cement, aggregate, an aldehyde (formaldehyde, glyoxal), and a phenol
Assignee: Individual
•
Filing: 1964-09-08
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Granted: 1965-11-09
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Expires: 1984-09-08
Abstract
No abstract record available.
Inventors
- 👤 James D Collins
- 👤 Edward L Shriver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:17
CPC Classifications
C; C04; C04B; C04B28/00; C04B28/02; C04B28/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A CEMENTITIOUS MIXTURE SUITABLE FOR THE PREPARATION OF ULTRA HIGH-STRENGTH CONCRETE UPON THE ADDITION OF WATER COMPRISING 1-10 PARTS BY WEIGHT HYDRAULIC CEMENT, 3-7 PARTS BY WEIGHT MINERAL AGGREGATE PER PART HYDRAULIC CEMENT, 1 PART BY WEIGHT OF A POLYHYDRIC PHENOL SELECTED FROM THE GROUP CONSISTING OF RESORCINL AND PHLOROGLUCINOL, AND 1.25-3 MOLES, PER MOLE OF POLYHYDRIC PHENOL, OF AN ALDEHYDE SELECTED FROM THE GROUP CONSISTING OF FORMALDEHYDE AND GLYOXAL.
Claim 2
Dependent Claim
70 words
A CEMENTITIOUS MIXTURE SUITABLE FOR THE PREPARATION OF ULTRA HIGH-STRENGTH CONCRETE UPON THE ADDITION OF WATER COMPRISING 1-10 PARTS BY WEIGHT HYDRAULIC CEMENT, 3-7 PARTS BY WEIGHT MINERAL AGGREGATE PER PART HYDRAULIC CEMENT, 1 PART BY WEIGHT OF A POLYHYDRIC PHENOL SELECTED FROM THE GROUP CONSISTING OF RESORCINL AND PHLOROGLUCINOL, AND 1.25-3 MOLES, PER MOLE OF POLYHYDRIC PHENOL, OF AN ALDEHYDE SELECTED FROM THE GROUP CONSISTING OF FORMALDEHYDE AND GLYOXAL.
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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |