Patent US3276630A successfully refreshed from Google Patents.
US3276630A
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Proportioning dispenser with temperature change responsive actuator
Assignee: Individual
•
Filing: 1964-07-15
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Granted: 1966-10-04
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Expires: 1984-07-15
Abstract
No abstract record available.
Inventors
- 👤 Welch Thomas Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:06
CPC Classifications
A; A01; A01M; A01M1/00; A01M1/20; A01K; A01K39/00; A01K39/01; A01K39/012; A01K5/00; A01K5/02; A01K5/0275; A01K61/00; A01K61/80; A01M25/00; A01M25/006; Y; Y02; Y02A; Y02A40/00; Y02A40/80; Y02A40/81
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
A DISPENSING OF MATERIALS CONSISTING OF PROPORTIONING ELEMENTS MOVABLE OVER A NORMAL RANGE AND MEANS MOVABLE OVER A RANGE LARGER THAN SAID NORMAL RANGE FOR ACTUATING THESE ELEMENTS TO PROPORTION AND DISPENSE THE MATERIALS, MEANS FOR CREATING OVER-RIDING BETWEEN SAID
Claim 2
Dependent Claim
40 words
A DISPENSING OF MATERIALS CONSISTING OF PROPORTIONING ELEMENTS MOVABLE OVER A NORMAL RANGE AND MEANS MOVABLE OVER A RANGE LARGER THAN SAID NORMAL RANGE FOR ACTUATING THESE ELEMENTS TO PROPORTION AND DISPENSE THE MATERIALS, MEANS FOR CREATING OVER-RIDING BETWEEN SAID
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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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |