Patent US1152857A successfully refreshed from Google Patents.
Patent US3602371A successfully refreshed from Google Patents.
US3602371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Easel tray for test tubes
Assignee: Chase Instruments Corp
•
Filing: 1969-08-19
•
Granted: 1971-08-31
•
Expires: 1989-08-19
Abstract
Abstract A multicompartmented test tube with separable easel support having a hollow partition between tray compartments. The partition is open at the bottom of the tray to form a socket which receives an easel support.
Inventors
- 👤 Benjamin F Weiner
- 👤 Robert A Munzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:38
CPC Classifications
B; B65; B65D; B65D1/00; B65D1/34; B65D1/36; B01; B01L; B01L9/00; B01L9/06; B65D25/00; B65D25/20; B65D25/24; B65D2207/00
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
69 words
An easel-supported tray for test tubes and other articles, comprising: a. a tray provided with at least two compartments; b. a socket formed in the bottom of the tray comprising a hollow partition provided between said compartments; c. said hollow partition being open at the bottom of the tray to form said socket; and d. an easel support projection into said hollow partition through the open bottom end thereof.
Claim 2
Dependent Claim
69 words
An easel-supported tray for test tubes and other articles, comprising: a. a tray provided with at least two compartments; b. a socket formed in the bottom of the tray comprising a hollow partition provided between said compartments; c. said hollow partition being open at the bottom of the tray to form said socket; and d. an easel support projection into said hollow partition through the open bottom end thereof.
Claim 3
Dependent Claim
35 words
An easel-supported tray in accordance with claim 1, wherein: a. the easel support comprises a board which is adapted to be cut to selected lEngth, b. to determine the angle of elevation of the tray.
Claim 4
Dependent Claim
44 words
An easel-supported tray in accordance with claim 1, wherein: a. the tray comprises a vacuum-formed plastic molding; and b. the easel support comprises an element which can be cut to selected length c. in order to control the angle of elevation of the tray.
Claim 5
Dependent Claim
16 words
An easel-supported tray in accordance with claim 3, wherein the easel support is made of paperboard.
Claim 6
Dependent Claim
64 words
An easel-supported tray in accordance with claim 3, wherein: a. the easel support board has upper and lower portions which are joined along a horizontally extending fold line; b. the upper board portion being insertable into the socket in the bottom of the tray; and c. the lower board portion being foldable into a horizontal plane to form a foot for the easel support.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-08-30 | 1975-03-01 | 1975-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-30 | 1979-03-01 | 1979-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-30 | 1983-03-01 | 1983-08-31 | $7700.00 | Window Closed / Lapsed |