US3189564A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phosphoranes, arsanes and stibanes, and processes for preparing the same
Assignee: American Potash and Chemical Corp
•
Filing: 1961-11-03
•
Granted: 1965-06-15
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Expires: 1981-11-03
Abstract
No abstract record available.
Inventors
- 👤 Robert M Washburn
- 👤 Roger A Baldwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:47
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/49; C08K5/5399; C07; C07F; C07F9/00; C07F9/66; C07F9/70; C07F9/74; C07F9/90; C07F9/92; C08G; C08G79/00; C08G79/02; C08K5/59; Y; Y10; Y10S; Y10S260/00; Y10S260/24
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
9 words
AS NEW COMPOSITIONS OF MATTER, COMPOUNDS HAVING THE FORMULA
Claim 2
Dependent Claim
9 words
AS NEW COMPOSITIONS OF MATTER, COMPOUNDS HAVING THE FORMULA
Claim 3
Dependent Claim
9 words
AS NEW COMPOSITIONS OF MATTER, COMPOUNDS HAVING THE FORMULA
Claim 4
Dependent Claim
9 words
AS NEW COMPOSITIONS OF MATTER POLYMERS HAVING THE FORMULA
Claim 5
Dependent Claim
9 words
AS NEW COMPOSITIONS OF MATTER, POLYMERS HAVING THE FORMULA
References Cited (Backward Citations)
US3112331A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-14 | 1968-12-14 | 1969-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-14 | 1972-12-14 | 1973-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-14 | 1976-12-14 | 1977-06-15 | $7700.00 | Window Closed / Lapsed |