US2610923A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Caulking composition
Assignee: Individual
•
Filing: 1949-04-26
•
Granted: 1952-09-16
•
Expires: 1969-04-26
Abstract
No abstract record available.
Inventors
- 👤 Taylor Hugh Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:23
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/34
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
64 words
A STIFF SUBSTANTIALLY UNIFORM PASTE COMPOSITION COMPRISING ON A WEIGHT BASIS ABOUT 27 PER CENT OF FINELY SHREDDED ASBESTOS, ABOUT 14 PER CENT OF POWDERED BENTONITE, ABOUT 10 PER CENT OF FINELY POWDERED COQUINA, ABOUT 27 PER CENT OF GLYCERINE, AND ABOUT 22 PER CENT OF AQUEOUS HYDROXYETHYL CELLULOSE HAVING A VISCOSITY OF FROM ABOUT 70 TO ABOUT 100 CENTIPOISES AT ABOUT 20* CENTIGRADE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |