US3059615A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Animal litter
Assignee: CP Hall Co
•
Filing: 1959-01-19
•
Granted: 1962-10-23
•
Expires: 1979-01-19
Abstract
No abstract record available.
Inventors
- 👤 Vincent P Kuceski
- 👤 Chester K Mcmillen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:17
CPC Classifications
A; A01; A01K; A01K1/00; A01K1/015; A01K1/0152; A01K1/0155
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
AN ACIDIFIED CELLULOSIC LITTER WITH (1) A PH OF SUBSTANTIALLY 2.5 TO 3.5 AND (2) A NEUTRALIZATION CAPACITY OF AT LEAST 2, SAID NEUTRALIZATION CAPACITY BEING BASED ON ATTAINING A PH NO HIGHER THAN 6.5.
Claim 2
Dependent Claim
35 words
AN ACIDIFIED CELLULOSIC LITTER WITH (1) A PH OF SUBSTANTIALLY 2.5 TO 3.5 AND (2) A NEUTRALIZATION CAPACITY OF AT LEAST 2, SAID NEUTRALIZATION CAPACITY BEING BASED ON ATTAINING A PH NO HIGHER THAN 6.5.
References Cited (Backward Citations)
US1967333A
Cited
US2179591A
Cited
US2279405A
Cited
US2597457A
Cited
US2708418A
Cited
US2649759A
Cited
US2895873A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |