US2547060A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the treatment of rabbit's hair
Assignee: I S ANITIL
•
Filing: 1947-02-03
•
Granted: 1951-04-03
•
Expires: 1967-02-03
Abstract
No abstract record available.
Inventors
- 👤 Tillisch Henry Christian Emil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:43
CPC Classifications
D; D01; D01C; D01C3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
IN A PROCESS OF PREPARING SPUN YARN CONTAINING RABBIT HAIR, THE STEP OF REDUCING THE TENDERCY OF THE RIBBIT HAIR TO BECOME ELECTRIC BY FRICTION BY TREATING SUCH RABBIT HAIR, AT A TEMPERATURE BETWEEN ROOM TEMPERATURE AND 100* C., WITH A FLUID RICH IN A VOLATILE ALDEHYDIC SUBSTANCE OF THE CLASS CONSISTING OF LOWER ALDEHYDES AND LOWER ALDEHYDE-ACIDS, AT A PH BETWEEN 1 AND 7, TO PRODUCE A REACTION OF SUCH TREATING FLUID WITH THE SURFACE PORTION OF THE RABBIT HAIRS.
Claim 2
Dependent Claim
81 words
IN A PROCESS OF PREPARING SPUN YARN CONTAINING RABBIT HAIR, THE STEP OF REDUCING THE TENDERCY OF THE RIBBIT HAIR TO BECOME ELECTRIC BY FRICTION BY TREATING SUCH RABBIT HAIR, AT A TEMPERATURE BETWEEN ROOM TEMPERATURE AND 100* C., WITH A FLUID RICH IN A VOLATILE ALDEHYDIC SUBSTANCE OF THE CLASS CONSISTING OF LOWER ALDEHYDES AND LOWER ALDEHYDE-ACIDS, AT A PH BETWEEN 1 AND 7, TO PRODUCE A REACTION OF SUCH TREATING FLUID WITH THE SURFACE PORTION OF THE RABBIT HAIRS.
References Cited (Backward Citations)
US787923A
Cited
US1106371A
Cited
US1210394A
Cited
GB116763A
Cited
US1719043A
Cited
US1778473A
Cited
US1625458A
Cited
US1931355A
Cited
US2155648A
Cited
US2155647A
Cited
US2348602A
Cited
US2220426A
Cited
GB519343A
Cited
US2253102A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-02 | 1954-10-02 | 1955-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-02 | 1958-10-02 | 1959-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-02 | 1962-10-02 | 1963-04-03 | $7700.00 | Window Closed / Lapsed |