US3129105A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fibrous metal titanates
Assignee: EIDP Inc
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Filing: 1961-07-28
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Granted: 1964-04-14
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Expires: 1981-07-28
Abstract
No abstract record available.
Inventors
- 👤 Kenneth L Berry
- 👤 Donald M Sowards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:54
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/622; C04B35/62227; C04B35/62231; C04B35/62259; C01; C01G; C01G23/00; C01G23/003; C01G23/005; C01P; C01P2002/00; C01P2002/70; C01P2002/72; C01P2002/77; C01P2004/00; C01P2004/10; C01P2004/60; Y; Y10; Y10S; Y10S264/00; Y10S264/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A FIBROUS WATER-INSOLUBLE PROTONATED ALKALI METAL HEXATITANATE OF THE GENERAL FORMULA MXHY(O(TIO2)N)Z WHEREIN X EQUALS 1 TO 2; Y EQUALS 1 TO 15; Z EQUALS 1/2(X+Y); N IS 6-7; AND M IS AN ALKALI METAL OF ATOMIC NUMBER OF AT LEAST 11.
Claim 2
Dependent Claim
42 words
A FIBROUS WATER-INSOLUBLE PROTONATED ALKALI METAL HEXATITANATE OF THE GENERAL FORMULA MXHY(O(TIO2)N)Z WHEREIN X EQUALS 1 TO 2; Y EQUALS 1 TO 15; Z EQUALS 1/2(X+Y); N IS 6-7; AND M IS AN ALKALI METAL OF ATOMIC NUMBER OF AT LEAST 11.
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) | 1967-04-14 | 1967-10-14 | 1968-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-14 | 1971-10-14 | 1972-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-14 | 1975-10-14 | 1976-04-14 | $7700.00 | Window Closed / Lapsed |