Patent US3194765A successfully refreshed from Google Patents.
US3194765A
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Cadmium substituted lead zirconate titanate compositions
Assignee: —
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Filing: —
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Granted: 1965-07-13
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Expires: 1982-07-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:26
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/01; C04B35/46; C01; C01G; C01G23/00; C01G23/003; C04B35/462; C04B35/472; C04B35/48; C04B35/49; C04B35/491; C01P; C01P2006/00; C01P2006/40; C04B2235/00; C04B2235/02; C04B2235/30; C04B2235/32; C04B2235/3224; C04B2235/3227; C04B2235/3296; C04B2235/70; C04B2235/74; C04B2235/76; C04B2235/768
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
AS A COMPSOITION OF MATTER, A SOLID SOLUTION CONSISTING ESSENTIALLY OF LEAD ZIRCONATE AND LEAD TITANATE WHEREIN THE ATOMIC RATIO OF ZR TO TI IS FROM ABOUT 90:10 TTO 40:60 AND CADMIUM, SAID CADMIUM BEING PRESENT AS A SUBSTITUTENT FOR APPROXIMATELY 0.5 TO 5.0 ATOMIC PERCENT FOR THE LEAD IN SAID SOLUTION.
Claim 2
Dependent Claim
52 words
AS A COMPSOITION OF MATTER, A SOLID SOLUTION CONSISTING ESSENTIALLY OF LEAD ZIRCONATE AND LEAD TITANATE WHEREIN THE ATOMIC RATIO OF ZR TO TI IS FROM ABOUT 90:10 TTO 40:60 AND CADMIUM, SAID CADMIUM BEING PRESENT AS A SUBSTITUTENT FOR APPROXIMATELY 0.5 TO 5.0 ATOMIC PERCENT FOR THE LEAD IN SAID SOLUTION.
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) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |