US3501335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fabric conditioner
Assignee: Lever Brothers Co
•
Filing: 1965-11-26
•
Granted: 1970-03-17
•
Expires: 1985-11-26
Abstract
No abstract record available.
Inventors
- 👤 Arno Cahn
- 👤 Thaddeus John Kaniecki
- 👤 Oscar Walter Neiditch
- 👤 Jerome Rudy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:12
CPC Classifications
C; C07; C07C; C07C291/00; C07C291/02; C07C291/04; C11; C11D; C11D1/00; C11D1/66; C11D1/75; D; D06; D06M; D06M13/00; D06M13/322; D06M13/372
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2214352A
Cited
US2185163A
Cited
US3202714A
Cited
US3206512A
Cited
US3178366A
Cited
US3332999A
Cited
US3296145A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-16 | 1973-09-15 | 1974-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-16 | 1977-09-15 | 1978-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-16 | 1981-09-15 | 1982-03-17 | $7700.00 | Window Closed / Lapsed |