US3585022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Granular biologically active compositions and methods of making the same
Assignee: KERRMCGEE CHEMICAL CORP
•
Filing: 1967-06-09
•
Granted: 1971-06-15
•
Expires: 1987-06-09
Abstract
Abstract A GRANULAR BIOLOGICALLY ACTIVE MATERIAL IN THE FORM OF A CRYSTALLINE SALT CONTAINING WATER OF CRYSTALLIZATION AND A BIOLOGICALLY ACTIVE MATERIAL WITHIN THE CRYSTAL LATTICE AND A METHOD OF MAKING SUCH MATERIAL BY THE STEP OF ADMIXING A BIOLOGICALLY ACTIVE MATERIAL WITH A CRYSTALLINE SALT CONTAINING WATER OF CRYSTALLIZATION, COMPRESSING UNDER A PRESSURE SUFFICIENT TO RELEASE THE WATER OF CRYSTALLIZATION AND DECOMPRESSING THE MIXTURE TO RECOMBINE THE WATER WITH THE SALT AND FORM A DRY, HOMOGENEOUS MASS.
Inventors
- 👤 Harvey C Gray Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:55
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-14 | 1974-12-14 | 1975-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-14 | 1978-12-14 | 1979-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-14 | 1982-12-14 | 1983-06-15 | $7700.00 | Window Closed / Lapsed |