US3315064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically heated milk bottle chest
Assignee: Individual
•
Filing: 1965-09-22
•
Granted: 1967-04-18
•
Expires: 1985-09-22
Abstract
No abstract record available.
Inventors
- 👤 Gustav W Carlberg
- 👤 Richard A Carlberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:01
CPC Classifications
A; A47; A47G; A47G29/00; A47G29/14
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
87 words
IN A MILK CHEST A CASING HAVING A TOP LID, AN ACTUATOR SWITCH MOUNTED ON THE CASING AND HAVING A SPRING PRESSED ARM ENGAGEABLE WITH SAID LID, A SPRING SUPPORTED PLATFORM DISPOSED WITHIN THE CASING AND SUPPORTING AN ELECTRICAL CONTACT, A SECOND CONTACT SUPPORTED BY THE CASING AND ADAPTED TO BE ENGAGED BY SAID ELECTRICAL CONTACT, SAID CONTACTS BEING IN SERIES CONNECTION WITH SAID ACTUATOR SWITCH, A HEATING COIL DISPOSED WITHIN THE CASING AND CONNECTED TO ONE OF SAID CONTACTS AND A VOLTAGE SUPPLY FOR SAID COIL.
References Cited (Backward Citations)
US1661354A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-17 | 1970-10-17 | 1971-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-17 | 1974-10-17 | 1975-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-17 | 1978-10-17 | 1979-04-18 | $7700.00 | Window Closed / Lapsed |