US3301318A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for stabilizing the temperature of a bath at a low level
Assignee: Individual
•
Filing: 1965-03-10
•
Granted: 1967-01-31
•
Expires: 1985-03-10
Abstract
No abstract record available.
Inventors
- 👤 Haake Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:06
CPC Classifications
F; F25; F25D; F25D17/00; F25D17/02; B; B01; B01L; B01L7/00; B01L7/02; F25B; F25B49/00; F25B49/02; G; G05; G05D; G05D23/00; G05D23/19; G05D23/1919; G05D23/275
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
77 words
IN A SYSTEM FOR STABILIZING THE TEMPERATURE OF A BATH AT A LOW LEVEL, THE COMBINATION COMPRISING A VESSEL CONTAINING A BATH, A CONTAINER, MEANS FOR CIRCULATING THE LIQUID OF SAID BATH FROM SAID VESSEL TO SAID CONTAINER AND BACK FROM SAID CONTAINER TO SAID VESSEL, SAID MEANS INCLUDING A PAIR OF PIPES EACH EXTENDING BETWEEN SAID VESSEL AND SAID CONTAINER AND A PUMP COMMUNICATING WITH AT LEAST ONE OF SAID PIPES, DRIVING MEANS FOR DRIVING SAID
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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |