US3089950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Floating-type chill block
Assignee: North American Aviation Corp
•
Filing: 1961-06-23
•
Granted: 1963-05-14
•
Expires: 1981-06-23
Abstract
No abstract record available.
Inventors
- 👤 Elchyshyn Stephen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:13
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/02; B23K9/035
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
CHILL BLOCK MEANS FOR CONDUCTING HEAT FROM A MEMBER SUBJECTED TO A HEAT SOURCE, COMPRISING A MOVABLE, UNITARY BLOCK HAVING AT LEAST ONE SURFACE DEFINING A RECESS THEREIN FOR RECEIVING SAID MEMBER, SAID RECESS BEING ADAPTED TO CONTACT FROM ABOUT 90* TO ABOUT 180* OF THE SURFACE OF SAID MEMBER, AND MEANS FOR URGING SAID BLOCK AGAINST SAID MEMBER, THEREBY MAINTAINING CONTACT BETWEEN SAID RECESS AND SAID MEMBER.
Claim 2
Dependent Claim
68 words
CHILL BLOCK MEANS FOR CONDUCTING HEAT FROM A MEMBER SUBJECTED TO A HEAT SOURCE, COMPRISING A MOVABLE, UNITARY BLOCK HAVING AT LEAST ONE SURFACE DEFINING A RECESS THEREIN FOR RECEIVING SAID MEMBER, SAID RECESS BEING ADAPTED TO CONTACT FROM ABOUT 90* TO ABOUT 180* OF THE SURFACE OF SAID MEMBER, AND MEANS FOR URGING SAID BLOCK AGAINST SAID MEMBER, THEREBY MAINTAINING CONTACT BETWEEN SAID RECESS AND SAID MEMBER.
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) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |