US3025176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal insulation composition and preformed fittings made therefrom
Assignee: Individual
•
Filing: 1959-03-09
•
Granted: 1962-03-13
•
Expires: 1979-03-09
Abstract
No abstract record available.
Inventors
- 👤 Joseph W Herrington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:31
CPC Classifications
F; F16; F16L; F16L59/00; F16L59/14; F16L59/16; F16L59/22; C; C04; C04B; C04B28/00; C04B28/14; C04B2111/00; C04B2111/00474; C04B2111/00482; C04B2111/00663; C04B2111/00706; C04B2111/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
AN INSULATION COMPOSITION FOR COVERING PIPE FITTINGS CONSISTING OF SUBSTANTIALLY 20 PARTS HYDRATED LIME, 10 PARTS WATERPROOF PORTLAND CEMENT, 10 PARTS MOLDING PLASTER, 20 PARTS MAGNESIUM CARBONATE, AND 3 PARTS ABESTOS, ALL OF SAID PARTS BEING BY WEIGHT.
Claim 2
Dependent Claim
38 words
AN INSULATION COMPOSITION FOR COVERING PIPE FITTINGS CONSISTING OF SUBSTANTIALLY 20 PARTS HYDRATED LIME, 10 PARTS WATERPROOF PORTLAND CEMENT, 10 PARTS MOLDING PLASTER, 20 PARTS MAGNESIUM CARBONATE, AND 3 PARTS ABESTOS, ALL OF SAID PARTS BEING BY WEIGHT.
References Cited (Backward Citations)
US438507A
Cited
US589903A
Cited
US829483A
Cited
US1157234A
Cited
US1678346A
Cited
US2546586A
Cited
US2565340A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-12 | 1965-09-11 | 1966-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-12 | 1969-09-11 | 1970-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-12 | 1973-09-11 | 1974-03-13 | $7700.00 | Window Closed / Lapsed |