US2602764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulation for pipes, conduits, and the like
Assignee: Individual
•
Filing: 1949-09-09
•
Granted: 1952-07-08
•
Expires: 1969-09-09
Abstract
No abstract record available.
Inventors
- 👤 Milton C J Billingham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:22
CPC Classifications
F; F16; F16L; F16L59/00; F16L59/14; F16L59/15; Y; Y10; Y10S; Y10S138/00; Y10S138/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
INSULATIONS FOR ELEMENTS SUCH AS PIPES, CONDUITS AND THE LIKE COMPRISING A PLURALITY OF ELONGATED MEMBERS OF RECTANGULAR SECTION AND OF CELLULAR COMPRESSIOLE MATERIAL ADAPTED TO BE DISPOSED END TO END IN EMBRACING RELATION TO AN ELEMENT TO BE INSULATED, EACH MEMBER CONSISTING OF A MAIN BODY SECTION HAVING A LONGITUDINAL OUTWARDLY OPENING CHANNEL IN ONE SIDE THEREOF AND EXTENDING FROM END TO END, THE SIDE WALLS OF THE CHANNEL EXTENDING IN STRAIGHT GENERALLY PARALLEL RELATIONSHIP TO THE PERIPHERY OF THE SECTION, THE INNER WALL OF THE CHANNEL BEING PROVIDED WITH A CENTRALLY POSITIONED LONGITUDINAL GROOVE OF CURVED SECTION AND OF LESS DIAMETER THAN THE WIDTH OF THE CHANNEL PROVIDING OUTWARDLY FACING SHOULDERS AT EACH SIDE OF THE GROOVE, THE GROOVE BEING OF SLIGHTLY LESS DIAMETER THAN THE INSULATED ELEMENT, AND AN AUXILIARY SECTION OF A WIDTH SOMEWHAT EXCEEDING THE WIDTH OF THE CHANNEL AND HAVING A CENTRALLY POSITIONED LONGITUDINAL GROOVE IN ITS INNER SIDE OF A DIAMETER
Claim 2
Dependent Claim
158 words
INSULATIONS FOR ELEMENTS SUCH AS PIPES, CONDUITS AND THE LIKE COMPRISING A PLURALITY OF ELONGATED MEMBERS OF RECTANGULAR SECTION AND OF CELLULAR COMPRESSIOLE MATERIAL ADAPTED TO BE DISPOSED END TO END IN EMBRACING RELATION TO AN ELEMENT TO BE INSULATED, EACH MEMBER CONSISTING OF A MAIN BODY SECTION HAVING A LONGITUDINAL OUTWARDLY OPENING CHANNEL IN ONE SIDE THEREOF AND EXTENDING FROM END TO END, THE SIDE WALLS OF THE CHANNEL EXTENDING IN STRAIGHT GENERALLY PARALLEL RELATIONSHIP TO THE PERIPHERY OF THE SECTION, THE INNER WALL OF THE CHANNEL BEING PROVIDED WITH A CENTRALLY POSITIONED LONGITUDINAL GROOVE OF CURVED SECTION AND OF LESS DIAMETER THAN THE WIDTH OF THE CHANNEL PROVIDING OUTWARDLY FACING SHOULDERS AT EACH SIDE OF THE GROOVE, THE GROOVE BEING OF SLIGHTLY LESS DIAMETER THAN THE INSULATED ELEMENT, AND AN AUXILIARY SECTION OF A WIDTH SOMEWHAT EXCEEDING THE WIDTH OF THE CHANNEL AND HAVING A CENTRALLY POSITIONED LONGITUDINAL GROOVE IN ITS INNER SIDE OF A DIAMETER
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) | 1955-07-08 | 1956-01-07 | 1956-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-08 | 1960-01-07 | 1960-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-08 | 1964-01-07 | 1964-07-08 | $7700.00 | Window Closed / Lapsed |