US3084706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Breather cap heater
Assignee: Individual
•
Filing: 1959-10-15
•
Granted: 1963-04-09
•
Expires: 1979-10-15
Abstract
No abstract record available.
Inventors
- 👤 Theodore G Lunde
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:35
CPC Classifications
B; B65; B65D; B65D90/00; B65D90/22; B65D90/32; B65D90/34; Y; Y10; Y10T; Y10T137/00; Y10T137/1842; Y10T137/1939; Y10T137/1963; Y10T137/1987; Y10T137/2931; Y10T137/3003; Y10T137/3084; Y10T137/309; Y10T137/3099; Y10T137/6416; Y10T137/6606
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
IN A HEATED BREATHER CAP FOR A TANK A BREATHER OPENING THEREIN, THE COMBINATION INCLUDING MEANS CONCENTRIC OF SAID OPENING FOR SECURING SAID BREATHER CAP TO SAID TANK, AN APERTURE PLATE MEANS MOUNTED ON SAID SECURING MEANS, DETACHABLE COVER CAP MEANS COEXTENSIVE WITH SAID APERTURE PLATE MEANS AND ENCLOSING A VOLUME IMMEDIATELY ABOVE SAID APERTURED PLATE, AND HEAT-
Claim 2
Dependent Claim
58 words
IN A HEATED BREATHER CAP FOR A TANK A BREATHER OPENING THEREIN, THE COMBINATION INCLUDING MEANS CONCENTRIC OF SAID OPENING FOR SECURING SAID BREATHER CAP TO SAID TANK, AN APERTURE PLATE MEANS MOUNTED ON SAID SECURING MEANS, DETACHABLE COVER CAP MEANS COEXTENSIVE WITH SAID APERTURE PLATE MEANS AND ENCLOSING A VOLUME IMMEDIATELY ABOVE SAID APERTURED PLATE, AND HEAT-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-08 | 1966-10-08 | 1967-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-08 | 1970-10-08 | 1971-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-08 | 1974-10-08 | 1975-04-09 | $7700.00 | Window Closed / Lapsed |