Patent US3527236A successfully refreshed from Google Patents.
US3527236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Custom conditioner
Assignee: P&G Hair Care Holding Inc
•
Filing: 1967-10-06
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Granted: 1970-09-08
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Expires: 1987-10-06
Abstract
No abstract record available.
Inventors
- 👤 David Anthony
- 👤 Robert Crane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:41
CPC Classifications
B; B01; B01L; B01L99/00; A; A45; A45D; A45D44/00; A45D44/02; B01J; B01J4/00; B01J4/008; G; G01; G01F; G01F11/00; G01F11/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2487825A
Cited
US2529407A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-07 | 1974-03-09 | 1974-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-07 | 1978-03-09 | 1978-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-07 | 1982-03-09 | 1982-09-08 | $7700.00 | Window Closed / Lapsed |